Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² cosα/g R = u² cos2α/g R = u² sin2α/g R = u² sinα/g R = u² cosα/g R = u² cos2α/g R = u² sin2α/g R = u² sinα/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A screw jack used for lifting the loads is A reversible machine None of these A non-reversible machine An ideal machine A reversible machine None of these A non-reversible machine An ideal machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when No force acts on a body but some displacement takes place Either (A) or (B) Some force acts on a body, but displacement is zero None of these No force acts on a body but some displacement takes place Either (A) or (B) Some force acts on a body, but displacement is zero None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum velocity of a particle moving with simple harmonic motion is ω ωr ω2r ω/r ω ωr ω2r ω/r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is 50 200 100 400 50 200 100 400 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The impact between two lead spheres is approximately equal to an __________ impact. Inelastic Elastic Solid None of these Inelastic Elastic Solid None of these ANSWER DOWNLOAD EXAMIANS APP
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