Enfant India International School. Class test. Sub-Physics. M.marks-20

Question.1 Give two examples of each 1.Contact force.      2.Non Contact Force (2).                                                               Question.2 State and prove Work Energy Theorem?  (3)

Question.3 Establish the relationship between Force and Power?(3)

Question.4 Define Centre of gravity with example?(2)

Question.5 Convert 1 kwh into joule?(3)

Question.6 Explain why work is a scalar quantity?(2)

Question.7 Prove that for a freely falling body mechanical energy remains constant?(5)