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A hollow spherical shell with mass 2.25 rolls without slipping down a 37.5 slope. Find the acceleration of the shell. Find the friction force on it. If the mass were doubled to 4.50 , find the acceleration of the shell. If the mass were doubled to 4.50 , find the friction force on it.
A steel bar is subjected to a vibration at one end, with an amplitude of 0.001 meters and a frequency of 250 Hz. Express the position of the end as a function of time
A slender rod with a length of 0.300m rotates with an angular speed of 9.00 rad/s about an axis through one end and perpendicular to the rod. What is the induced emf in the rod
question1on a humid day the electric field of 2.00times104 nc is enough to produce sparks about an inch long. assume
A compressed-air vessel has a volume of 10 ft^3. Cooling coils hold its temperature constant at 68 oF. The pressure now in the vessel is 100 psia. Air is flowing in at the rate of 10 lbm/h. How fast is the pressure increasing?
An inductor (L = 350 mH), a capacitor (C = 4.43 µF), and a resistor (R = 570 ) are connected in series. A 50.0 Hz AC generator produces a peak current of 250 mA in the circuit. Calculate the required peak voltage ?Vmax
How far from a point on the floor directly below the edge. Why is it a good idea to have your hand extended forward when you are getting ready to catch the fast moving baseball with your bare hand.
tarzan swings on a 28.0 m long vine initially inclined at an angle of 32.0° with the vertical. what is his speed at the bottom of the swing if he starts from rest
q1. a jetliner is moving at a speed of 274 ms. the vertical component of the planes velocity is 54.0 ms. conclude the
An electron is released from rest in a uniform electric field of magnitude 2.31 x 10^4 N/C. Calculate the acceleration of the electron
Find the magnitude of total displacement of the object
The far point of an eye is 145 cm. A corrective lens is to be used to allow this eye to focus clearly on objects a great distance away. What is the power of the needed corrective lens in diopters
Imagine you are an astronaut who has landed on another planet and you want to determine the free fall acceleration on that planet. In one of the experiments you decided to conduct, you use a pendulum 0.50 m long and find that the period of oscill..
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