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A bare helium nucleus has two positive charges and a mass of 6.64 10-27 kg.
(a) Calculate its kinetic energy in joules at 2.00% of the speed of light.
J
(b) What is this in electron volts?
eV
(c) What voltage would be needed to obtain this energy?
V
A 12 ohm resistor, 16 mH inductor, and 95 microFcapacitor are connected in series to a 30 V (rms) source having variable frequency. Find the heat dissipated in the circuit during one period
A mass of 1.60 kg stretches a vertical spring 0.335 m. If the spring is stretched an additional 0.164 m and released, how long does it take to reach the (new) equilibrium position again.
The mass of the Moon is 7.35 × 10^22 kg, whereas that of Earth is 5.98 × 10^24 kg. The average distance from the center of the Moon to the center of Earth is 384,400 km.
q1. kelli weighs 417 n and she is sitting on a playground swing that hangs 0.44 m above the ground. her mom pulls the
Neglect air resitance. Find rocket's kinetic energy when the rocket is 1000 km above Earth's surface. Illustrate what is the max heigh that the rocket reaches.
A child on a freely rotating merry-go-round moves from near the center to the edge. Will the rotational velocity of the merry-go-round increase, decrease, or not change at all? Explain.
A container of cross-sectional area 107 cm2 contains liquid of density 2.35 g/cm3 to a height of 6.90 cm above a small hole of area 1.00 cm2 in the side. Find the flow rate through the hole
A ski gondola is connected to the top of a hill by a steel cable of length 680 m and diameter 1.5cm. As gondola comes to the end of its run, it bumps into the terminal and sends a wave pulse along cable. It is observed that it took 14 s for the p..
To what distance x can a person who weighs 411-N walk on the overhanging part of the plank before it just begins to tip.
The moment of inertia of a uniform ring is I (r) = M (r) * R^2 (r), where M (r) and R (r) denote the mass and radius of the ring. Compute the moment of inertia of this disk
Runner A is initially 4.0mi west of a flagpole and is running with a constant velocity of 2.0 mi/h due east. How far are the runners from the pole when they meet
Skip text editor options A parallel plate capacitor has an area A=10 m2 and a separation of 1Ã-10-4m. How much charge is stored on the capacitor
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