Applied Mechanics and Graphic Statics
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

v = ω √(y² - r²)
v = ω √(r² + y²)
v = ω √(r² - y²)
y = ω √(y - r)

ANSWER DOWNLOAD EXAMIANS APP

Applied Mechanics and Graphic Statics
Pick up the correct statement from the following. A rubber ball when strikes a wall rebounds but a lead ball of same mass and velocity when strikes the same wall, falls down

Rubber and lead balls undergo equal changes in momentum
None of these
Momentum of rubber ball is less than that of lead ball
Change in momentum suffered by lead ball is less that of rubber ball

ANSWER DOWNLOAD EXAMIANS APP