300 N E I E P Questions And Answers
100% Verified - Updated
What value of AC voltage will give you the DC equivalent? - Answers RMS
As current increases through a conductor, what happens to the magnetic fields around
the conductor? - Answers They increase
What is the resistance of a circuit having a peak voltage of 212 V and RMS current of
1.25 A? - Answers 120 Ω
How many sine waves will be generated during one revolution on a single-loop, 20-pole
generator? - Answers 10
While checking line-to-neutral voltage on a stator in wye configuration, you read 120
VAC. What would the line-to-line voltage be? - Answers 208 VAC
Relays rely on electromagnetism for their operation. What is used with a leveling switch
to provide magnetic operation? - Answers Permanent magnet
How many electrical degrees of output are generated on a single-loop, 2-pole generator
making five revolutions? - Answers 1,800
The solenoid in a hydraulic control valve has a core of iron. Which characteristic of
magnetic lines of force enables the solenoid to operate when power is applied? -
Answers The elasticity of the flux lines
While checking line-to-line voltage on a stator in wye configuration, you read 480 VAC.
What would the line-to-neutral voltage be? - Answers 277 VAC
When two magnets are moved closer together, and the opposite poles are aligned with
each other, what effect would this have on the magnets? - Answers They would
attract each other
An elevator brake coil is rewound after it burnt open. When the new brake coil is
energized it will not pick the brake until the mechanic increases the pick voltage. What
is most likely wrong with the rewound coil? - Answers It has fewer turns of wire
Which of the characteristics of magnetic lines of force is most responsible for the
attraction between magnets and steel? - Answers They tend to shorten
themselves as much as possible
,Refer to the figure. If the current is flowing in the direction shown, how does the
magnetic field set up around the conductor? - Answers Clockwise
A shipping crate is a cube with volume 64 ft3. What is the internal height of the crate? -
Answers 4 ft.
The cost of the bolts used to fasten the panels in an elevator cab is $5 for 4 bolts. If a
particular job calls for 80 bolts, what is the cost? - Answers $100
One amp is equal to 6,240,000,000,000,000,000 electrons per second. Write this rate
using scientific notation. - Answers 6.24 x 10 18th power electrons per second
The plans for the installation of cab walls call for two different size panels. The large
panels require 12 bolts and the small panels require 8 bolts. If each car has 6 large
panels and 4 small panels, how many bolts will be needed? - Answers 104 bolts
A salesperson makes 22% commission on their total sales. If one month, the
salesperson sold a total of $45,000 in goods, what is their commission? - Answers
$9,900.00
Five different pipes have lengths 3 ¼ ft., 4 ⅝ ft., 2 ½ ft., 4 ¾ ft. and 2 5⁄16 ft. What is the
total length of the pipes? - Answers 17 7⁄16 ft.
A 13 ft. I-beam needs to be cut into 4 equal pieces for blocking beams. What should
each beam measure? - Answers 3.25 ft.
How many license plates are possible if each plate number is comprised of two letters
followed by three numbers, where repetition of both numbers and letters is allowed?
hint -
26 letters in alphabet, so that means 26x26
Three numbers, 10 digits possible (0-9) 10x10x10 - Answers 676,000
Each outlet in an office building can handle 30 amps without being overloaded. If the
office building has 250 outlets, represent the total amps in terms of kA. - Answers
7.5 kA
The hole for each bolt on a panel is 12500 μm in diameter. Express this diameter in
millimeters. - Answers 12.5 mm
For a series of tasks, the projected times for several projects are the following: 1 hour
45 minutes, 3 hours 20 minutes, 45 minutes, 2 hours 20 minutes, and 1 hour 40
minutes. What is the total time for these projects? - Answers 9 hours 50 minutes
Convert 1.34 x 1013 μm to Mm. - Answers 13.4 Mm
A particular task is scheduled to take 4 hours 15 minutes. You and your team finish the
job in only 2 hours 34 minutes. How much time did the team have to spare? -
Answers 1 hour 41 minutes
, An 18 mm ball bearing weighs 23.79 grams. If we have a crate containing 500 of these
ball bearings, what is the weight in kilograms? - Answers 11.895 kg
The resistance in a copper wire measuring 160 meters is found to be 3.5 Ω. Express the
resistance per meter in terms of milli ohms. - Answers 21.875 milli ohms
Convert 4.12 x 10 -5 kg to μg. - Answers 4.12 x 10 4μg
E=I×R
E = Voltage
I = Current
R = Resistance
The current flowing through a wire with resistance 120 Ω is measured to be 0.02 A. Find
the voltage. - Answers 2.4 V
Solve for x: 0.24x + 0.42 = 1.74 - Answers x = 5.50
Find the rate if we make a trip from Houston to Dallas (240 miles) in 6 hours -
Answers 40 mph
The power consumed by a resistor is measured to be 12 W. If a battery is connected in
series with a resistance of 48 Ω, find the voltage of the battery. - Answers 24 V
Solve for x: (x + 2)2 − 3 = 1
hint - (x + 2)squared - Answers x = 0, −4
Solve for x: 2x + 4 = 11 - Answers x = 7/2
Rewrite the equation P = R × I2 to solve for current.
P = Power
R = Resistance
I = Current - Answers Ohms Law
I = square root of P/R
Solve for t: t/3 - 1/2 = 5/6 - Answers t=4
A driver gear with 12 teeth revolves at a rate of 45 rpm. What is the rate for a driven
gear with 20 teeth? - Answers 27 rpm
If 6 inches corresponds to 15.24 centimeters, how many centimeters are there in 14
inches? - Answers 35.56 cm
The shadow cast by a building is 25 feet long. A 6-foot-tall street sign casts a shadow
that is 4 feet long. How tall is the building? - Answers 37.5 feet
A construction crew has 25 members, 4 of which are considered as management. What
is the ratio of management to non-management crew members? - Answers 4/21
100% Verified - Updated
What value of AC voltage will give you the DC equivalent? - Answers RMS
As current increases through a conductor, what happens to the magnetic fields around
the conductor? - Answers They increase
What is the resistance of a circuit having a peak voltage of 212 V and RMS current of
1.25 A? - Answers 120 Ω
How many sine waves will be generated during one revolution on a single-loop, 20-pole
generator? - Answers 10
While checking line-to-neutral voltage on a stator in wye configuration, you read 120
VAC. What would the line-to-line voltage be? - Answers 208 VAC
Relays rely on electromagnetism for their operation. What is used with a leveling switch
to provide magnetic operation? - Answers Permanent magnet
How many electrical degrees of output are generated on a single-loop, 2-pole generator
making five revolutions? - Answers 1,800
The solenoid in a hydraulic control valve has a core of iron. Which characteristic of
magnetic lines of force enables the solenoid to operate when power is applied? -
Answers The elasticity of the flux lines
While checking line-to-line voltage on a stator in wye configuration, you read 480 VAC.
What would the line-to-neutral voltage be? - Answers 277 VAC
When two magnets are moved closer together, and the opposite poles are aligned with
each other, what effect would this have on the magnets? - Answers They would
attract each other
An elevator brake coil is rewound after it burnt open. When the new brake coil is
energized it will not pick the brake until the mechanic increases the pick voltage. What
is most likely wrong with the rewound coil? - Answers It has fewer turns of wire
Which of the characteristics of magnetic lines of force is most responsible for the
attraction between magnets and steel? - Answers They tend to shorten
themselves as much as possible
,Refer to the figure. If the current is flowing in the direction shown, how does the
magnetic field set up around the conductor? - Answers Clockwise
A shipping crate is a cube with volume 64 ft3. What is the internal height of the crate? -
Answers 4 ft.
The cost of the bolts used to fasten the panels in an elevator cab is $5 for 4 bolts. If a
particular job calls for 80 bolts, what is the cost? - Answers $100
One amp is equal to 6,240,000,000,000,000,000 electrons per second. Write this rate
using scientific notation. - Answers 6.24 x 10 18th power electrons per second
The plans for the installation of cab walls call for two different size panels. The large
panels require 12 bolts and the small panels require 8 bolts. If each car has 6 large
panels and 4 small panels, how many bolts will be needed? - Answers 104 bolts
A salesperson makes 22% commission on their total sales. If one month, the
salesperson sold a total of $45,000 in goods, what is their commission? - Answers
$9,900.00
Five different pipes have lengths 3 ¼ ft., 4 ⅝ ft., 2 ½ ft., 4 ¾ ft. and 2 5⁄16 ft. What is the
total length of the pipes? - Answers 17 7⁄16 ft.
A 13 ft. I-beam needs to be cut into 4 equal pieces for blocking beams. What should
each beam measure? - Answers 3.25 ft.
How many license plates are possible if each plate number is comprised of two letters
followed by three numbers, where repetition of both numbers and letters is allowed?
hint -
26 letters in alphabet, so that means 26x26
Three numbers, 10 digits possible (0-9) 10x10x10 - Answers 676,000
Each outlet in an office building can handle 30 amps without being overloaded. If the
office building has 250 outlets, represent the total amps in terms of kA. - Answers
7.5 kA
The hole for each bolt on a panel is 12500 μm in diameter. Express this diameter in
millimeters. - Answers 12.5 mm
For a series of tasks, the projected times for several projects are the following: 1 hour
45 minutes, 3 hours 20 minutes, 45 minutes, 2 hours 20 minutes, and 1 hour 40
minutes. What is the total time for these projects? - Answers 9 hours 50 minutes
Convert 1.34 x 1013 μm to Mm. - Answers 13.4 Mm
A particular task is scheduled to take 4 hours 15 minutes. You and your team finish the
job in only 2 hours 34 minutes. How much time did the team have to spare? -
Answers 1 hour 41 minutes
, An 18 mm ball bearing weighs 23.79 grams. If we have a crate containing 500 of these
ball bearings, what is the weight in kilograms? - Answers 11.895 kg
The resistance in a copper wire measuring 160 meters is found to be 3.5 Ω. Express the
resistance per meter in terms of milli ohms. - Answers 21.875 milli ohms
Convert 4.12 x 10 -5 kg to μg. - Answers 4.12 x 10 4μg
E=I×R
E = Voltage
I = Current
R = Resistance
The current flowing through a wire with resistance 120 Ω is measured to be 0.02 A. Find
the voltage. - Answers 2.4 V
Solve for x: 0.24x + 0.42 = 1.74 - Answers x = 5.50
Find the rate if we make a trip from Houston to Dallas (240 miles) in 6 hours -
Answers 40 mph
The power consumed by a resistor is measured to be 12 W. If a battery is connected in
series with a resistance of 48 Ω, find the voltage of the battery. - Answers 24 V
Solve for x: (x + 2)2 − 3 = 1
hint - (x + 2)squared - Answers x = 0, −4
Solve for x: 2x + 4 = 11 - Answers x = 7/2
Rewrite the equation P = R × I2 to solve for current.
P = Power
R = Resistance
I = Current - Answers Ohms Law
I = square root of P/R
Solve for t: t/3 - 1/2 = 5/6 - Answers t=4
A driver gear with 12 teeth revolves at a rate of 45 rpm. What is the rate for a driven
gear with 20 teeth? - Answers 27 rpm
If 6 inches corresponds to 15.24 centimeters, how many centimeters are there in 14
inches? - Answers 35.56 cm
The shadow cast by a building is 25 feet long. A 6-foot-tall street sign casts a shadow
that is 4 feet long. How tall is the building? - Answers 37.5 feet
A construction crew has 25 members, 4 of which are considered as management. What
is the ratio of management to non-management crew members? - Answers 4/21
