Work (W) is a measure of the mechanical energy transferred from one body to another when a force is exerted to produce displacement. Energy is needed to do work ...

2 Worksheet: Work, energy and power. QUESTION 1. 1.1. A girl with mass 60 kg slides 3 m down an inclined plane as shown in the picture. a. Calculate the work ...

Work, Energy and Power – page 1. Work, Power and Energy Worksheet. Work. 1. Calculate the work done by a 47 N force pushing a pencil 0.26 m. 2. Calculate the ...

CHAPTER 20 WORK, ENERGY AND POWER. EXERCISE 86, Page 202. 1. Determine the work done when a force of 50 N pushes an object 1.5 km in the same direction as the ...

Chapter 6 – Work, Energy and Power. Worksheet. OBJECTIVE TYPE QUESTIONS. 1. Two masses 1 g and 4 g are moving with equal kinetic energies. The ratio of the ...

There are exercises for you to do at the end of Unit 5 of this study guide. Work through them on your own and compare them with the answers provided in Unit 6.

By applying work energy theorem the sum of work done by the force of friction, and spring force will be equal to change in kinetic energy. Work done by normal ...

Work, Energy & Power. Question paper 2. Level. International A Level. Subject. Physics. Exam Board. CIE. Topic. Work, Energy & Power. Sub Topic. Paper Type.

10) How long does it take a 2.5 kW electric motor to do 75,000 J of work? 11) How much work can a 500 W electric mixer do in 2.5minutes? Kinetic and Potential ...

Which of the following quantities remain constant during the fall? (a) Kinetic energy. (b) Potential energy. (c) Total mechanical energy. (d) ...