Applied Mechanics and Graphic Statics Angular acceleration of a particle may be expressed as Radians/sec² All listed here Degrees/sec² Revolutions/sec Radians/sec² All listed here Degrees/sec² Revolutions/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rigid body is in a stable equilibrium if the application of any force Neither raises nor lowers the CG of the body None of above Can raise the CG of the body but cannot lower it Tends to lower the CG of the body Neither raises nor lowers the CG of the body None of above Can raise the CG of the body but cannot lower it Tends to lower the CG of the body ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is 9.3 m/sec 6.3 m/sec 8.3 m/sec 7.3 m/sec 9.3 m/sec 6.3 m/sec 8.3 m/sec 7.3 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics One end of an elastic string of natural length ‘l’ and modulus ‘X’ is kept fixed while to the other end is attached a particle of mass m which is hanging freely under gravity. The particle is pulled down vertically through a distance ‘x’, held at rest and then released.The motion is A simple harmonic motion None of these A rectilinear motion with constant speed A damped oscillatory motion A simple harmonic motion None of these A rectilinear motion with constant speed A damped oscillatory motion ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes 4E 2E E E/2 4E 2E E E/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a set of given forces are such that their free vectors build a closed polygon, then The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero The resultant force is zero but resultant couple is not zero The resultant force and resultant couple both may not be zero The resultant force is zero but resultant couple may not be zero The resultant force and resultant couple are always zero ANSWER DOWNLOAD EXAMIANS APP