1 Which variable expression is correctly paired with its corresponding unit? mass distance (1) and watt time mass distance (2) and watt time mass distance (3) time and joule mass distance (4) and joule time 2 What is an essential characteristic of an object in equilibrium? (1) zero velocity (2) zero acceleration (3) zero pctential energy (4) zero kinetic energy 3 Anet force with a magnitude of 5.0 newtons moves a 2.0-kilogram object a distance of 3.0 meters in 3.0 seconds. What is the total work done on the object? (1) 1.0J (2) 10. J (3) 15 J (4) 30. J 4 A force is applied to a block causing it to accelerate along a horizontal, frictionless surface. The energy gained by the block is equal to the (1) work done on the block (2) power applied to the block (3) impulse applied to the block (4) momentum given to the block 5 A 2.2-kilogram mass is pulled by a horizontal 30.-newton force to the right through a distance of 5.0 meters as shown in the diagram below. 30. N 2.2 kg 5.0 m What is the total amount of work done on the mass? (1) 11 J (2) 66 J (3) 150J (4) 330 J

College Physics
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Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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please help with questions 1,2,3,4 and 5
1 Which variable expression is correctly paired with
its corresponding unit?
mass distance
(1)
and watt
time
mass distance?
(2)
and watt
time
mass distance?
(3)
and joule
time
mass distance
(4)
and joule
time
2 What is an essential characteristic of an object in
equilibrium?
(1) zero velocity
(2) zero acceleration
(3) zero pctential energy
(4) zero kinetic energy
3 A net force with a magnitude of 5.0 newtons
moves a 2.0-kilogram object a distance of
3.0 meters in 3.0 seconds. What is the total
work done on the object?
(1) 1.0J
(2) 10. J
(3) 15 J
(4) 30. J
4 A force is applied to a block causing it to
accelerate along a horizontal, frictionless surface.
The energy gained by the block is equal to the
(1) work done on the block
(2) power applied to the block
(3) impulse applied to the block
(4) momentum given to the block
5 A 2.2-kilogram mass is pulled by a horizontal
30.-newton force to the right through a distance of
5.0 meters as shown in the diagram below.
30. N
2.2 kg
5.0 m
What is the total amount of work done on the
mass?
(1) 11 J
(2) 66 J
(3) 150J
(4) 330 J
102 Topic 3: Energy
Transcribed Image Text:1 Which variable expression is correctly paired with its corresponding unit? mass distance (1) and watt time mass distance? (2) and watt time mass distance? (3) and joule time mass distance (4) and joule time 2 What is an essential characteristic of an object in equilibrium? (1) zero velocity (2) zero acceleration (3) zero pctential energy (4) zero kinetic energy 3 A net force with a magnitude of 5.0 newtons moves a 2.0-kilogram object a distance of 3.0 meters in 3.0 seconds. What is the total work done on the object? (1) 1.0J (2) 10. J (3) 15 J (4) 30. J 4 A force is applied to a block causing it to accelerate along a horizontal, frictionless surface. The energy gained by the block is equal to the (1) work done on the block (2) power applied to the block (3) impulse applied to the block (4) momentum given to the block 5 A 2.2-kilogram mass is pulled by a horizontal 30.-newton force to the right through a distance of 5.0 meters as shown in the diagram below. 30. N 2.2 kg 5.0 m What is the total amount of work done on the mass? (1) 11 J (2) 66 J (3) 150J (4) 330 J 102 Topic 3: Energy
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