(^502) A Textbook of Engineering Mechanics
- Which of the following statement is wrong?
(a) The matter contained in a body is called mass.
(b) The force with which a body is attracted towards the centre of the earth is called weight.
(c) The total motion possessed by a moving body is called impulsive force
(d) none of them - If a lift is moving downwards with some acceleration, then tension in the cable supporting
the lift is...proportional to the acceleration.
(a) Directly (b) Indirectly - A science teacher told to his students that the Newton’s Third Law of Motion is involved
while studying the motion of rockets. Is his statement correct?
(a) Yes (b) No
ANSWERS
- (a) 2. (b) 3. (d) 4. (b) 5. (a)
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