Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 20 m/sec 25 m/sec 15 m/sec 10 m/sec 20 m/sec 25 m/sec 15 m/sec 10 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If two forces P and Q (P > Q) act on the same straight line but in opposite direction, their resultant, is P/Q P + Q P - Q Q/P P/Q P + Q P - Q Q/P ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A marble ball is rolled on a smooth floor of a room to hit a wall. If the time taken by the ball in returning to the point of projection is twice the time taken in reaching the wall, the coefficient of restitution between the ball and the wall, is 0.25 0.75 1.0 0.50 0.25 0.75 1.0 0.50 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A system of coplanar forces is in equilibrium when Funicular polygon closes All the forces are concurrent Force polygon closes Both force polygon" and funicular polygon close Funicular polygon closes All the forces are concurrent Force polygon closes Both force polygon" and funicular polygon close ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Effect of a force on a body depends upon its Direction Position All of these Magnitude Direction Position All of these Magnitude ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics For a body moving with simple harmonic motion, the number of cycles per second, is known as its Amplitude Oscillation Periodic time Frequency Amplitude Oscillation Periodic time Frequency ANSWER DOWNLOAD EXAMIANS APP
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