17 An object of mass m is lifted a vertical distance h above the surface of Earth at constant speed v in time t. The total gravitational potential energy with respect to Earth's surface gained by the object is equal to the (1) average force applied to the object (2) total weight of the object (3) total work done on the object (4) total momentum gained by the object 18 A box weighing 1.0 × 10² newtons is dragged to the top of an incline, as shown in the diagram below. 10.0 m 6.0 m Force 1.0 x 102 N 8.0 m With respect to the bottom of the incline, the gravitational potential energy of the box at the top of the incline is (1) 1.0 x 10 J (2) 6.0 x 10 J (3) 8.0 x 10 J (4) 1.0 x 10 J 19 What is the spring constant of a spring of negligible mass that gains 6.0 joules of elastic potential energy as a result of being compressed 0.40 meter? (1) 2.4 N/m (2) 15 N/m (3) 38 N/m (4) 75 N/m
17 An object of mass m is lifted a vertical distance h above the surface of Earth at constant speed v in time t. The total gravitational potential energy with respect to Earth's surface gained by the object is equal to the (1) average force applied to the object (2) total weight of the object (3) total work done on the object (4) total momentum gained by the object 18 A box weighing 1.0 × 10² newtons is dragged to the top of an incline, as shown in the diagram below. 10.0 m 6.0 m Force 1.0 x 102 N 8.0 m With respect to the bottom of the incline, the gravitational potential energy of the box at the top of the incline is (1) 1.0 x 10 J (2) 6.0 x 10 J (3) 8.0 x 10 J (4) 1.0 x 10 J 19 What is the spring constant of a spring of negligible mass that gains 6.0 joules of elastic potential energy as a result of being compressed 0.40 meter? (1) 2.4 N/m (2) 15 N/m (3) 38 N/m (4) 75 N/m
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
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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Transcribed Image Text:17 An object of mass m is lifted a vertical distance h
above the surface of Earth at constant speed v in
time t. The total gravitational potential energy
with respect to Earth's surface gained by the
object is equal to the
(1) average force applied to the object
(2) total weight of the object
(3) total work done on the object
(4) total momentum gained by the object
18 A box weighing 1.0 × 10² newtons is dragged to
the top of an incline, as shown in the diagram
below.
10.0 m
6.0 m
Force
1.0 x 10? N
8.0 m
With respect to the bottom of the incline, the
gravitational potential energy of the box at
the top of the incline is
(1) 1.0 x 10 J
(2) 6.0 x 10 J
(3) 8.0 x 10 J
(4) 1.0 x 10 J
19 What is the spring constant of a spring of
negligible mass that gains 6.0 joules of elastic
potential energy as a result of being compressed
0.40 meter?
(1) 2.4 N/m
(2) 15 N/m
(3) 38 N/m
(4) 75 N/m
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