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A mass of 1.0 kg is pushed against a spring with a spring constant of 25 N/m. As a result, the spring is compressed by 20 cm. The mass is then released.
(a) What is the amount of potential energy acquired by the spring when it is compressed?
(b) What is the kinetic energy of the mass after the mass is released and it is no longer in contact with the spring?
A parallel plate capacitor has plates 5.0cm by 4.5cm. The plates are seperated by 1.8mm thickness of paper. (dielectric constant=3.7), obtain the energy stored in the capacitor.
A prospector finds a solid rock composed of granite (? = 2650 kg/m3) and gold. The volume of the rock is 3.40 10-4 m3 and its mass is 3.87 kg. What percentage of the rock is gold by mass
How long does the total trip last
their debt flotation costs are currently estimated to be 4% of the issue's value. GST's federal-plus -tax rate is 40%. Illustrate what is the dollar floatation cost on the new issue?
To stop a car, first you require a certain reaction time to begin braking; then the car slows under the constant braking deceleration. What is your reaction time
a jetliner is moving at a speed of 270 km/h. the plan then decelerates at 4.5 m/s2. what is the minimum runway length on which this aircraft can land
A 0.500m -diameter vat of liquid is 2.20m deep. The pressure at the bottom of the vat is 1.30atm. What is the mass of the liquid in the vat
A 3-kilogram block slides along on a frictionless surface at 6 m/s north and strikes an obstacle that exerts an impulse on the block of 9 N-s to the south
Illustrate what method of ethical oversight (such as a code of ethics, an ethics advisory board, oversight by the board of directors or an ethics audit) would you suggest for Acre Woods Retirement Community as Illustrated in the case study in App..
What is the horizontal distance between elbow and the point where the weight of the forearm acts.
A winter hiker's body generates heat at a rate up to an utmost value of 126 W. She is hiking on a brisk day in which the outdoor temperature is 9 °C, whilst wearing a jacket with goose down insulation.
If the greatest pressure crustal rock can sustain before crumbling is 1.4×109 , find the maximum depth of the Earth's crust
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