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A keeper throws ball. (Which word is a subject noun?)

A person on the edge of a roof throws a ball downward. It strikes the ground with 100 J of kinetic energy. The person throws another identical ball upward with the same initial speed, and this too f

A ball is dropped from a height of 20 m above the surface of water in a lake. The refractive index of water is 4/3. A fish inside the lake, in the line of fall of the ball, is looking at the ball. At

The benches of a gallery in a cricket stadium are 1 m high and 1 m wide. A batsman strikes the ball at a level 1 m about the ground and hits a ball. The ball starts at 35 m/s at an angle of 53 degree

A box contains 10 balls numbered 1 through 10. Anuj, anisha and amit pick a ball each, one after the other each time replacing the ball. What is the probability that anuj picks a ball numbered less th

A steel ball (density ρsteel = 7200 kg/m3) is placed in an upward moving liquid Al (density ρAl = 2360 kg/m3, viscosity μAl = 1 * 10–3 Pa.s and Reynolds number = 5 * 105). The force (F) exerted o

A ball rises to the surface of a liquid with constant velocity. The density of the liquid is four times the density of the material of the ball. The frictional force of the liquid on the rising ball i

A golf ball is thrown at and bounces backward from a massive bowling ball that is initially at rest. After the collision, compared to the golf ball, the bowling ball has more _____

A ball of mass 1 kg moving with a velocity 2 m/s collides directly with a m2 stationary ball of mass 2 kg. If the first ball comes to rest after the impact, what is the velocity of the second ball aft

Marks secured by students out of maximum marks of 100 in Ist and IInd semesters in different subject.In each of the following questions, a pair of subject and semester is given. You have to determine