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A 3.2 kg bucket of water is raisedfrom a well by a rope. If the upward acceleration of the bucket is2.4 m/s2, find the force exerted by the rope on the bucket.
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find the work that must be done to increase the speed of the particle of mass 1kg from 2ms to 6ms over the distance of
A dentist's drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.8 104 rev/min. Find the drill's angular acceleration
A parallel plate capacitor has a surface area of A = 33.2 cm2 and a plate separation of d = 13.3 mm. How much charge does the capacitor store, when it is connected to a battery supplying a voltage of V = 20.3 V?
Find the amplitude of oscillation of the car assuming it operates as an undamped driven harmonic oscillator. Neglect the mass of the wheels and assume that they are always in contact with the road.
A particle leaves the origin with an initial velocity=(3.76i)m/s and a constant acceleration =(-1.43i-2.69j) m/s^2. find velocity and position vector of particle
0.20 g of hydrogen gas are held in a rigid container. the temperature of the gas is changed from 50 K to 80 K. How much heat is needed
a parallel-plate vacuum capacitor with plate area a and separation x has charges q and -q on its plates. the capacitor
An object 4.0 cm high is placed 16 cm in front of a convex mirror that has a radius of 16 cm. Describe the location, nature (real or virtual and upright or inverted), and size of the image for this location. Confirm your result by sketching the three..
A 1.20 brick is sliding next to on a rough horizontal surface at 15.0 .If the brick stops in 4.30, how much mechanical energy is lost?
A basketball player makes a jump shot. The 0.606 kg ball is released at a height of 2.18 m above the floor with a speed of 7.26 m/s. What is the work done on the ball by air resistance, a nonconservative force
Two billiard balls undergo a glancing collision. Before the collision the first ball was traveling east at 2.6 m/s, what is the speed of the first ball after the collision
A 260 wooden raft floats on a lake. When an 80 man stands on the raft, it sinks 5.0 deeper into the water. When he steps off, the raft vibrates for a while. What is the frequency of vibration.
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