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A 300 kilogram block is lifted 25 meter vertically with acceleration of 2.0m/s2 by a single cable. Compute the following:
A. The tension in the cable.
B. The net work done on the block.
C. The work done by the cable on the block.
D. The work done by gravity on the block.
E. The final speed of the block assuming it started from rest.
Water flowing in a horizontal pipe is at a pressure of 1.55 105 Pa at a point where its cross-sectional area is 6.00 m2. Find the water's speed in the wider pipe
A low-friction cart of mass 5.0 kg is attached to the spring, the spring is stretched 1.5 m from its equilibrium length, What is the velocity of the cart at this position
The magnitude of the electric field due to a small dipole is measured to be 250 N/C at a location on the axis of the dipole, 2 cm from the center of the dipole. Approximately what is the magnitude of the electric field due to the dipole at a location..
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A truck is traveling on a level road. The driver applies the brakes causing the truck to decelerate by an amount g/2. This causes a box in the rear of the truck to slide forward. If the coefficient of sliding friction between the box and the truckbed..
Three objects lie in the x, y plane. Each rotates about the z axis with an angular speed of6.42 rad/s. Obtain the moment of inertia of the system
A tube is partially and vertically inserted into a container of water. Two sequential resonant frequencies are heard when a 215-Hz tuning is struck and held atop the end of the tube that is out of the water. What is the temperature of the surroundi..
A light ray incident on equilateral glass prism, shows minimum deviation of 30degree. Calculate speed of light in glass
The drawing shows a circus clown who weighs 950 N. What is the minimum pulling force that the clown must exert to yank his feet out from under himself
When beryllium-7 ions (m = 11.65 x 10-27 kg) pass through a mass spectrometer, a uniform magnetic field of 0.352 T curves their path directly to the center of the detector, as in the drawing. For the same accelerating potential difference, what ma..
a flat sheet ofcrown glasshas a thickness of 2.2cm. it is on top of a flat sheet of crystalline quartz that has a
A 0.45 kg mass attached to a spring undergoes sinple harmonicmotion with a period of 0.51s. What is the force constant K of the spring?
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