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Two stones are launched from the top of a tall building. One stoneis thrown in a direction 30.0^\circ above the horizontal with aspeed of 16.0 \rm {m/s}; the other is thrown in adirection 30.0^\circ below the horizontal with thesame speed.
Part A Which stone spends more time in the air?(Neglect air resistance.)Part B Which stone lands farther away from the building? (Neglect air resistance.)
An isolated conducting sphere has a 13 cm radius. One wire carries a current of 1.0000048 A into it while another wire carries a current of 1 A out of it. How long in seconds would it take for the sphere to enhance in potential by 820 V.
An electromagnetic flowmeter is used to meausre blood flow rates during surgery. Which of the two leads is at the higher potential
question1a large flat block of mass 7m rests on a level smooth tabletop muk asymp 0. on top of it is a much smaller
Average Rate of Work The loaded cab of an elevator has a mass of 3.00 multiplied by 103 kg and moves 235 m up the shaft in 23s at constant speed. At what average rate does the force from the cable do work on cab.
A 50g ball travelling at 25m/s is bounced off a brick wall and rebounds at 22m/s. A high speed camera records this event. If the ball is in contact with the wall for 3.5ms, what is the average acceleration of the ball throughout this time interval..
A certain circuit consists of an inductor of 50 mH in series with a resistor of 180 ?. How long will it take for the current to fall to 7.6 A
A platform is rotating with an angular speed of 3.00 rad/s and an angular acceleration of 11.0 rad/s2. what is the magnitude of the total acceleration
A standing wave on a 1.70 m long horizontal string displays three loops when the string vibrates at 125 Hz. What is the function describing the standing wave
A 10-m-long glider with a mass of 780kg(including the passengers) is gliding horizontally through the air at 30m/s when a 70Kg skydiver drops out by releasing his grip on the glider. What is the glider's speed
The greatest ocean depths on earth are found in the Marianas Trench near the Philippines, where the depth of the bottom of the trench is about 11.0 km. Calculate the pressure due to the ocean at a depth of 9.5 km
While visiting the Albert Michelson exhibit at Clark University, you notice that a chandelier swings back, Calculate the frequency of oscillation (in Hertz) of the chandelier
1- if an area is described as a good air mass source region what information can you give about it?2- it is summer.
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