PHYS 1010 FINAL (UNE) EXAM WITH 100% VERIFIED QUESTIONS
AND CORRECT ANSWERS LATEST 25/26 NEWEST VERSION
Newton's second law in rotational motion - --Answers----net
torque = moment of inertia x angular acceleration
If the force applied to a lever arm is decreased in half, the torque
is ___ by ____. - --Answers----decreased by a factor of two
What are the units of angular velocity?
(rotational quantity) - --Answers----radians per second
What are the units of tengenital velocity?
(rotational quantity) - --Answers----meters per second
What are the units of radius?
(rotational quantity) - --Answers----meters
What are the units of angular displacement?
(rotational quantity) - --Answers----radians
What are the units of angular acceleration?
(rotational quantity) - --Answers----radians per second^2
What are the units of tangenital acceleration?
(rotational quantity) - --Answers----meters per second^2
Two objects have the same rotational kinetic energy. Object one
has twice the amount of inertia than the second. The angular
velocity of the first object is _____ times the angular velocity of
the second object. - --Answers----√(1/2)
, True or false: pascal's principle applies to only fluids in enclosed
systems - --Answers----true
Why is mercury used in barometers rather than water? - --
Answers----mercury is denser than water
A liquid is contained in a circular tank open to the atmosphere. If
the same volume of liquid is transferred to a second tank with a
radius twice that of the first tank, the pressure at the bottom of
the second tank will ___. - --Answers----remain the same
The reason a ship hull made out of metal floats is the buoyant
force on the ship is (greater, less than, equal to ?) The weight of
water displaced. - --Answers----equal
The water pressure from a hose originating from a tower on a
hill will be (greater, less than, equal to ?) One originating in the
valley due to an increase in pressure with height - --Answers---
-greater
Which is not an appropriate unit for pressure?
• atm
• bar
• kpa
• kg/m^2 - --Answers----kg/m^2
As altitude increases, pressure (decreases or increases ?) - --
Answers----decreases
Which property is not characteristic of laminar flow?
• layers flow without mixing
• a tapered velocity profile in a tube or pipe
• smooth flow
AND CORRECT ANSWERS LATEST 25/26 NEWEST VERSION
Newton's second law in rotational motion - --Answers----net
torque = moment of inertia x angular acceleration
If the force applied to a lever arm is decreased in half, the torque
is ___ by ____. - --Answers----decreased by a factor of two
What are the units of angular velocity?
(rotational quantity) - --Answers----radians per second
What are the units of tengenital velocity?
(rotational quantity) - --Answers----meters per second
What are the units of radius?
(rotational quantity) - --Answers----meters
What are the units of angular displacement?
(rotational quantity) - --Answers----radians
What are the units of angular acceleration?
(rotational quantity) - --Answers----radians per second^2
What are the units of tangenital acceleration?
(rotational quantity) - --Answers----meters per second^2
Two objects have the same rotational kinetic energy. Object one
has twice the amount of inertia than the second. The angular
velocity of the first object is _____ times the angular velocity of
the second object. - --Answers----√(1/2)
, True or false: pascal's principle applies to only fluids in enclosed
systems - --Answers----true
Why is mercury used in barometers rather than water? - --
Answers----mercury is denser than water
A liquid is contained in a circular tank open to the atmosphere. If
the same volume of liquid is transferred to a second tank with a
radius twice that of the first tank, the pressure at the bottom of
the second tank will ___. - --Answers----remain the same
The reason a ship hull made out of metal floats is the buoyant
force on the ship is (greater, less than, equal to ?) The weight of
water displaced. - --Answers----equal
The water pressure from a hose originating from a tower on a
hill will be (greater, less than, equal to ?) One originating in the
valley due to an increase in pressure with height - --Answers---
-greater
Which is not an appropriate unit for pressure?
• atm
• bar
• kpa
• kg/m^2 - --Answers----kg/m^2
As altitude increases, pressure (decreases or increases ?) - --
Answers----decreases
Which property is not characteristic of laminar flow?
• layers flow without mixing
• a tapered velocity profile in a tube or pipe
• smooth flow
