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Q1. The crate lies on a plane tilted at an angle theta = 27{rm ^circ} to the horizontal, with mu_k = 0.15.establish the acceleration of crate as it slides down the plane. If the crate starts from rest 8.15 {rm m} up the plane from its base, what will be the crate's speed while it reaches the bottom of the incline?
Q2. Six mass pieces of 100g each are placed on a mass holder of 140g which is hung from a string. Analyse the tension in the string.
What will be the vertical position of the boat. In the frame of reference of the truck, at what angle to the vertical does the boy throw can.
A 1,576-kg car is moving down a road with a slope (grade) of 11% while slowing down at a rate of 3.6 m/s^2. find direction and magnitude of the frictional force
Find the electric field (in N/C) at the position of the electron.
A kicker punts a football from the very center of the field to the sideline 36 yards downfield. What is the direction of the net displacement of the ball
A trunk with a weight of 230 N rests on the floor. The coefficient of static friction between the trunk and the floor is 0.32, what would be the acceleration of the trunk
q1. an emf is induced in a conducting loop of wire 1.22 m long as its shape is changed from square to circular.
It is proposed that future space stations create an artificial gravity by rotating. Suppose a space station is constructed as a 1600-m-diameter cylinder, What rotation period will provide "normal" gravity
a 200kg ball is shot from a 2200kg cannon horizontally and positivly at 200m/s. what is the cannons speed, in respect of Earth
A certain freely falling object requires 1.7s to travel the last 40m before it hits the ground. From what height above ground did it fall.
Calculate the angular wave number and the speed of the wave.
An airplane has a mass of 28,000 kg and takes off under the influence of a constant net force of 44,000 N
A 3-kg steel ball strikes a wall with a speed of 13-m/s at an angle of 60.0° with the surface. It bounces off with the similar speed and angle. If the ball is in contact with the wall for 0.20s, what is the average force exerted by the wall on the..
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