/10 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 12345678910 Chapter 5 : Work, Energy, and Power This Quiz Contains a set of 10 Questions. The Passing Cut-off is 60%. To start the Quiz, click on the Start Button. All the Best! 1 / 10 A force varies linearly with displacement. Work is given by Fs Area under F–x graph mv² Fv 2 / 10 Coefficient of restitution for elastic collision is 0 <1 >1 1 3 / 10 A particle’s KE increases from 4 J to 16 J. Ratio of speeds is 1 : 2 1 : 4 2 : 1 4 : 1 4 / 10 A moving object has power zero when force is Parallel to v Anti-parallel to v Perpendicular to v Along displacement 5 / 10 Dimensional formula of power is [ML²T⁻³] [ML²T⁻²] [MLT⁻²] [MLT⁻¹] 6 / 10 A body of mass 2 kg has kinetic energy 100 J. Its speed is 5 m/s 7 m/s 10 m/s 14 m/s 7 / 10 Coefficient of restitution e = 0 implies Perfectly elastic Elastic Inelastic Perfectly inelastic 8 / 10 An object of mass 1 kg falls freely from rest. Its kinetic energy after 2 s is (g = 10 m/s²) 100 J 200 J 400 J 800 J 9 / 10 A spring force is an example of ________ force. Conservative Non-conservative Dissipative Contact only 10 / 10 Law of conservation of energy is valid when External force acts Only conservative forces act Friction acts Velocity constant Your score is 0% Restart quiz
