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A tuning fork vibrates at a frequency of 264Hz and the tip ofeach prong moves 1.5mm to either side of the center.
Calculate
a) the mximum speed and
b) the maximum acceleration of the tip of aprong?
A block slides down an inclined plane, starting from rest and being pushed with a constant acceleration of 5.35 m/s2 over a distance of 18.8 cm. Find the total time the block is in motion
An insulated Thermos contains 110cm3 of hot coffee at 90 °C. You put a 12g ice cube at its melting point to cool the coffee. By how many degrees has the coffee cooled once the ice has melted and equilibrium is reached? Care for the coffee as thoug..
At 2500K hydrogen gas (H2) adds two more degrees of freedom to its motion. It has three translation motions, two rotational motions, What would be its kinetic energy per molecule
A 10.5-cm-long solenoid contains 855 turns and carries a current of 4.59 A. What is the strength of the magnetic field at the center of this solenoid?
Imagine a sphere of radius R filled with negative charge of uniform charge density. The total charge is equivalent to the charge of two electrons. Now insert two protons into the sphere and assume that in spite of their presence, the negative charge ..
A stone is thrown out the window of high rise builind at an angle of 37.5° to the horizontal with an initisl speed of 22.0 m/d. from what height was the stone launched
Two trains on separate tracks move toward each other. Train 1 has a speed of 129 km/h; train 2 a speed of 75.0 km/h. What is the frequency heard by the engineer on train 1
Young's double-slit experiment is performed with 570 nm light and a distance of 2.00 m between the slits and the screen. The tenth interference minimum is observed 7.64 mm from the central maximum. Settle on the spacing of the slits.
A person who weighs 645 N is riding a 94.9 N mountain bike. what is the area of contact between each tire and the ground
A man pushes an 80.0 N crate a distance of 5.00 m upward along a frictionless slope that makes an angle of 30o with the horizontal. how much work is done by the man
When the tire surface is rotating at the maximum speed of 12 m/s stone flies out of the tread. The magnitude FN of the normal force that each side of the tread channel exerts on the stone is 1.8 N. suppose that only static friction supplies centripet..
An electron moves from point A where the potential is Va=+20.0kV to point B where the potential is Vb=- 40.0 kV. what was the change of the system's electric potential
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