A mass of 10 kg is dropped from a height of 80 m above the
A mass of 1.0 kg is dropped from a height of 8.0 m above the top of a spring of constant k=200 N/m mounted vertically on the floor.
a) Find the speed of the masss before it hits the spring.
b) Find the springs maximum compression.
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Calculate the energy of a photon of electromagnetic radiation at each of the following frequencies (in J). 1. 103.7 MHz (typical frequency for FM radio broadcasting) 2. 1100 kHz
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when we charge any capacitor by applying a battery to a certain voltage, how the energy decreases and why
Architecting web-applications using web-services has advantages. Forexample, you can gain increased security. Describe other advantages other than security gained by using web-services.
A mass of 1.0 kg is dropped from a height of 8.0 m above the top of a spring of constant k=200 N/m mounted vertically on the floor. Find the springs maximum compression
A 3.0 kg block rests on a 30 degree slope and is attached by a string of neglible mass to a sold drum of mass 0.80 kg and radius 10.0 cm, Find the angular accleration of the drum
Two capacitors are connected parallel to each other and connected to the battery with voltage 30V. By how much energy of the system decreases
A chemist calculated the theoretical yield of a product to be 26.8 g. The percent yield was 92.2%. How many g of product were actually obtained
Assume that a new method allows her to sort 20 rings/min but costs $500 to implement. Is it worth implementing the new method for a batch of 50,000 rings. At what point does the new method pay off.
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