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An orangutan throws a coconut verticallyupward at the foot of a small cliff 40m high while his matesimultaneously drops another coconut from the top of the cliff. Thetwo coconuts collide at an altitude of 20m. What was the initialvelocity of the coconut that was thrown upward?
An initially uncharged 3.53-?F capacitor and a 8.01-k? resistor are connected in series to a 1.50-V battery that has negligible internal resistance. Calculate the circuit\'s time constant in milliseconds
A ball is dropped from a height of 10 ft onto a level floor. If the coefficient of restitution is 0.9, how long will it take the ball to come to rest? Also, what is the total distance traveled by the ball.
A 1.5-cm--tall object is 28cm to the left of a lens with a focal length of 14cm. Calculate the distance between the image and the second lens
question1a 75 kg human sprinter is able to accelerate from rest to 12 ms in 3.3 s. all through the same interval a 33
Fill a glass with water. Look down through the water, and then through the glass to your hand on the outside. Can you see it? Tip the glass towards you and watch your hand disappear. Why? Do you know what physical phenomena this observation is rel..
A 294 N force is pulling an 82.6-kg refrigerator across a horizontal surface. The force acts at an angle of 24.4 ° above the surface. calculate the work done by the kinetic frictional force
a 55 kg person is at rest at the left end of a floating 180kg log. It starts to run toward the other end with a velocity 2.2m/s relative to the still water. what is the velocity of the log
If an object is moving with constant momentum ‹ 8, ?14, ?4 › kg · m/s, What is the net force acting on the object
A 0.50 kg block rests on the icy surface of a frozen pond, which you can assume to be frictionless. what is the minimum uncertainty in the block's speed
Calculate the adiabatic flame temperature attained when methane at 298k, is combusted (a) with oxygen in the molar ratio air/CH4 = 9.524. Assume that CO2 and H2O are the products of the combustion. The adiabatic flame temperature is that temperature ..
A 1,200kg satellite is placed in an orbit 5,000km above the surface of the Earth. a. What is the gravitational acceleration of the Earth at that altitude? b. What is the speed of the satellite? c. How long does it take the satellite to go around the ..
At the instant a traffic light turns green a car that has been waiting at the intersection starts ahead with a constant acceleration of 2.00 m/s2. Determine the speed the car when it passes the truck
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