Theory of Machine The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length) (T.g)/3 √(T/3m) T/3 √(3m/T) (T.g)/3 √(T/3m) T/3 √(3m/T) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ + S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / h (S₁ - S₂) / 2h (S₁ + S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / h (S₁ - S₂) / 2h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when A body vibrates under the influence of external force There is a reduction in amplitude after every cycle of vibration No external force acts on a body, after giving it an initial displacement None of these A body vibrates under the influence of external force There is a reduction in amplitude after every cycle of vibration No external force acts on a body, after giving it an initial displacement None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration. None of these Different Same Unpredictable None of these Different Same Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to cosφ sinφ cosecφ secφ cosφ sinφ cosecφ secφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an open pair? Ball and socket joint Journal bearing Lead screw and nut Cam and follower Ball and socket joint Journal bearing Lead screw and nut Cam and follower ANSWER DOWNLOAD EXAMIANS APP
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