Calculate the speed of shadow on the level ground
When the Sun is directly overhead, a hawk dives toward the ground with a constant velocity of 5.10 m/s at 67.0° below the horizontal. Calculate the speed of her shadow on the level ground.
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Two equal positive charges are on the axis; one point charge is at y = +a and the other is at y = -a. (a) Show that on the x axis the x component of the electric field is given by Ex = 2kqx/(x2 + a2)3/2.
A copper ball with a radius of 1.7cm is heated until its diameter has increased by 0.17mm .Assuming an initial temperature of 23 degrees, find the final temperature of the ball.
Assuming that the air leakage is one-way (no outside air enters the oven), what fraction of the original mass of air in the oven is lost due to expansion?
Find the acceleration of P. Then, if a braking deceleration of 2ft/sec^2 is experienced beginning when P is at 120 ft, determine the time and distance required for stopping.
A jungle veterinarian with a blowgun loaded with a tranquilizer dart and a sly 1.50 monkey are each 25.0 above the ground in trees 90.0 apart. Just as the hunter shoots horizontally at the monkey, the monkey drops from the tree in a vain attempt t
The water now undergoes a process until its volume is one-half of the original volume. Calculate the final temperature and the specific enthalpy of the water.
A bottle of Acetaminophen (Tylenol) containing 75 tablets (325-mg each) sells for $2.29. Calculate the cost of one billion tablets. How many grams of Acetaminophen (Tylenol) are needed to make those one billion tablets?
A certain air-gap, parallel plate capacitor can store no more than 0.026 J of electrical energy before breaking down. How much energy can this capacitor store without breaking down after the gap between its plates is filled with neoprene rubber?
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