955 UPDATED EXAM SCRIPT QUESTIONS AND ANSWERS
MARKED A+
✔✔Grommets are used on a wire way for what purpose? - ✔✔Protection of wiring
insulation
✔✔When replacing a fuse what is to be considered? - ✔✔Voltage, Amperage, Type
✔✔What action should be taken when a drill motor cord is damaged? - ✔✔Replace the
cord
✔✔What equipment should be worn when grinding? - ✔✔goggles
✔✔What can be the effects of sparks in a battery room? - ✔✔explosion
✔✔Why are chain guards used? - ✔✔To safeguard against injury
✔✔Is a fuse considered a safety device? - ✔✔Yes, True
✔✔Fuses are used to protect what? - ✔✔Personnel and equipment
✔✔RS232 format is considered - ✔✔Serial interface
✔✔If a gear having 100 teeth turns a gear having 25 teeth, what would be the RPM of
the gear with 25 teeth if the gear having 100 teeth is turning at 25 rpm? - ✔✔100rpm
✔✔A 20 turn winding has an input voltage of 15V; The secondary winding is 100 turns,
what is the secondary voltage? - ✔✔75V
✔✔If a circuit has a rating of 100V and 2000W, what size fuse should be used? -
✔✔20A
✔✔How many lbs/s can a 1 hp motor lift? - ✔✔550ftlbs/s
✔✔What tool is used to turn a large pipe? - ✔✔A chain wrench or a strap wrench
✔✔In a oxy fuel welding, the screw for the diaphragm is turned: - ✔✔1/2 way open
✔✔If a transistor is in saturation its state is: - ✔✔shorted
✔✔Heavier current is controlled by a - ✔✔shunt
✔✔What is a feeler gauge used for? - ✔✔To set or measure gap
, ✔✔What wrench indicates the tension on a bolt? - ✔✔torque wrench
✔✔What is a spanner wrench used for? - ✔✔to remove a spanner nut
✔✔Pilot light detection is produced through - ✔✔Thermocouple
✔✔If an overload torque limiter slips - ✔✔It is operating normally
✔✔To prevent injury windings in second phase are - ✔✔Insulated
✔✔What is EP grease best used for? - ✔✔High temp low speed, high pressure
✔✔Which part of the hydraulic system have more pressure? - ✔✔Pump output
✔✔Where is the oiler installed in a pneumatic system? - ✔✔after the seperator
✔✔Which will aid in the peak performance of a pneumatic system? - ✔✔Storage tank
and accumulator
✔✔In a pneumatic system what happens to the air when it is compressed? - ✔✔Volume
is reduced and temperature is increased
✔✔If pressure regulator fails what component protects the system? - ✔✔Pressure relief
valve
✔✔How do we increase the multiplication factor in a hydraulic system? - ✔✔smaller
surface area piston to a larger one
✔✔What does a clutch allow for? - ✔✔Engaging and disengaging
✔✔What are the parts to a motor? - ✔✔Armature, Field magnet, Commutator, Brushes
✔✔Force is defined as any action that tends to produce or modify - ✔✔Motion
✔✔How is "chatting" eliminated on an electrical motor braking system? - ✔✔Adjusting
the gap
✔✔What type of gear has helical shaped teeth? - ✔✔Helical Gear
✔✔What is a idler gear used for? - ✔✔To change directions of spin
✔✔What mechanical device can be used to create oscillating motion? - ✔✔A cam
MARKED A+
✔✔Grommets are used on a wire way for what purpose? - ✔✔Protection of wiring
insulation
✔✔When replacing a fuse what is to be considered? - ✔✔Voltage, Amperage, Type
✔✔What action should be taken when a drill motor cord is damaged? - ✔✔Replace the
cord
✔✔What equipment should be worn when grinding? - ✔✔goggles
✔✔What can be the effects of sparks in a battery room? - ✔✔explosion
✔✔Why are chain guards used? - ✔✔To safeguard against injury
✔✔Is a fuse considered a safety device? - ✔✔Yes, True
✔✔Fuses are used to protect what? - ✔✔Personnel and equipment
✔✔RS232 format is considered - ✔✔Serial interface
✔✔If a gear having 100 teeth turns a gear having 25 teeth, what would be the RPM of
the gear with 25 teeth if the gear having 100 teeth is turning at 25 rpm? - ✔✔100rpm
✔✔A 20 turn winding has an input voltage of 15V; The secondary winding is 100 turns,
what is the secondary voltage? - ✔✔75V
✔✔If a circuit has a rating of 100V and 2000W, what size fuse should be used? -
✔✔20A
✔✔How many lbs/s can a 1 hp motor lift? - ✔✔550ftlbs/s
✔✔What tool is used to turn a large pipe? - ✔✔A chain wrench or a strap wrench
✔✔In a oxy fuel welding, the screw for the diaphragm is turned: - ✔✔1/2 way open
✔✔If a transistor is in saturation its state is: - ✔✔shorted
✔✔Heavier current is controlled by a - ✔✔shunt
✔✔What is a feeler gauge used for? - ✔✔To set or measure gap
, ✔✔What wrench indicates the tension on a bolt? - ✔✔torque wrench
✔✔What is a spanner wrench used for? - ✔✔to remove a spanner nut
✔✔Pilot light detection is produced through - ✔✔Thermocouple
✔✔If an overload torque limiter slips - ✔✔It is operating normally
✔✔To prevent injury windings in second phase are - ✔✔Insulated
✔✔What is EP grease best used for? - ✔✔High temp low speed, high pressure
✔✔Which part of the hydraulic system have more pressure? - ✔✔Pump output
✔✔Where is the oiler installed in a pneumatic system? - ✔✔after the seperator
✔✔Which will aid in the peak performance of a pneumatic system? - ✔✔Storage tank
and accumulator
✔✔In a pneumatic system what happens to the air when it is compressed? - ✔✔Volume
is reduced and temperature is increased
✔✔If pressure regulator fails what component protects the system? - ✔✔Pressure relief
valve
✔✔How do we increase the multiplication factor in a hydraulic system? - ✔✔smaller
surface area piston to a larger one
✔✔What does a clutch allow for? - ✔✔Engaging and disengaging
✔✔What are the parts to a motor? - ✔✔Armature, Field magnet, Commutator, Brushes
✔✔Force is defined as any action that tends to produce or modify - ✔✔Motion
✔✔How is "chatting" eliminated on an electrical motor braking system? - ✔✔Adjusting
the gap
✔✔What type of gear has helical shaped teeth? - ✔✔Helical Gear
✔✔What is a idler gear used for? - ✔✔To change directions of spin
✔✔What mechanical device can be used to create oscillating motion? - ✔✔A cam
