Power can be expressed as Work × time Work/energy Work/distance Work/time TRUE ANSWER : ? YOUR ANSWER : ?
A shell of mass 100 kg travelling with a velocity of 10 m/sec breaks into two equal pieces during an explosion which provides an extra kinetic energy of 20000 Joules. If the pieces continue to move in the same direction as before, then the speed of the faster one must be 40 m/sec 20 m/sec 30 m/sec 50 m/sec TRUE ANSWER : ? YOUR ANSWER : ?
The velocity ratio of the differential wheel and axle is 2R/r1 R/r1 - r2 3R/r1 - r2 2R/r1 + r2 TRUE ANSWER : ? YOUR ANSWER : ?
If a particle moves with a uniform angular velocity ‘ω’ radians/sec along the circumference of a circle of radius ‘r’, the equation for the velocity of the particle, is y = ω √(y - r) v = ω √(y² - r²) v = ω √(r² - y²) v = ω √(r² + y²) TRUE ANSWER : ? YOUR ANSWER : ?
A weight of 100 kg is supported by a string whose ends are attached to pegs ‘A’ and ‘B’ at the same level shown in below figure. The tension in the string is Applied Mechanics and Graphic Statics mcq question image 100 kg 150 kg 130 kg 120 kg TRUE ANSWER : ? YOUR ANSWER : ?
M.I. of a thin ring (external diameter D, internal diameter d) about an axis perpendicular to the plane of the ring, is π/32 (D⁴ × d⁴) π/64 (D⁴ + d⁴) π/32 (D⁴ + d⁴) π/32 (D⁴ - d⁴) TRUE ANSWER : ? YOUR ANSWER : ?
The time period of a simple pendulum depends on(i) Mass of suspended particle(ii) Length of the pendulum(iii) Acceleration due to gravity Only (i) All are correct Both (i) and (iii) Both (ii) and (iii) TRUE ANSWER : ? YOUR ANSWER : ?
A particle moves with a velocity of 2 m/sec in a straight line with a negative acceleration of 0.1 m/sec2. Time required to traverse a distance of 1.5 m, is 30 sec 15 sec 40 sec 20 sec TRUE ANSWER : ? YOUR ANSWER : ?
A Seconds pendulum executes 2.5 beats per second 2.0 beats per second 1.0 beat per second 0.5 beat per second TRUE ANSWER : ? YOUR ANSWER : ?
The vertical reaction at the support ‘A’ of the structure shown in below figure, is 3.5 t 1 t 3 t 2 t TRUE ANSWER : ? YOUR ANSWER : ?