Engineering Mechanics The rate of doing work is known as Potential energy None of these Power Kinetic energy Potential energy None of these Power Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The coefficient of friction depends upon Area of contact Shape of the surfaces All of these Nature of surfaces Area of contact Shape of the surfaces All of these Nature of surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If ‘P’ is the force acting on the body, ‘m’ is the mass of the body and ‘a’ is the acceleration of the body, then according to Newton's second law of motion, P - m.a = 0 P + m.a = 0 P × m.a = 0 P/m.a = 0 P - m.a = 0 P + m.a = 0 P × m.a = 0 P/m.a = 0 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of One-fourth of the total height above base One-half of the total height above base One-third of the total height above base Three-eighth of the total height above the base One-fourth of the total height above base One-half of the total height above base One-third of the total height above base Three-eighth of the total height above the base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by T.ω/4500 (in kilowatts) T.ω (in watts) T.ω/60 (in watts) T.ω/75 (in kilowatts) T.ω/4500 (in kilowatts) T.ω (in watts) T.ω/60 (in watts) T.ω/75 (in kilowatts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of r/3 r/2 r/A 0.134 r r/3 r/2 r/A 0.134 r ANSWER DOWNLOAD EXAMIANS APP