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a car is driving at 23m/s along a road. It is at the bottom of the hill. kinetic friction equals 1.00 and the radius of the hill is 200 meters. what is the tangential acceleration of the car?
Also, what is the tangential acceleration of the car at the top of the hill with radius of 200 meters?
An ultralight plane and pilot have a total mass of 156 kg. what is the net force acting on the plane and pilot
A 1-cm-thick layer of water stands on a horizontal slab of glass. A light ray in the air is incident on the water 64? from the normal. what is the ray's angle from the normal
The two upper front teeth of a person exert a total force of 30N on a piece of steak. If the biting edge of each tooth measures 10 mm x 1 mm, find out the pressure on the steak.
A man observes snow falling vertically when he is at rest, but when he runs through the falling snow at a speed of 5.50 m/s, Find the speed of the snow relative to the earth
A transistor to be used in a circuit is rated for a maximum current of 30 mA if operated at 9.0 V.c What is the maximum acceptable power to the transistor
Two boxes, m1 = 1.0 kg with a coefficient of kinetic friction of 0.10, and m2 = 2.0kg with a coefficient of 0.20, are placed on a plane inclined at 0 = 30o.
Two shuffleboard disks of equal mass, one orange and the other yellow, are involved in an elastic, glancing collision. Determine the final speed of each disk
Electrons accelerated by a potential difference of 12.43 V pass through a gas of hydrogen atoms at room temperature. Calculate the wavelength of light emitted with the shortest possible wavelength
q1. a .3kg baseball travelling at 48 ms approaches a waiting batter. when the ball is hit its back sailing away at 80
How many joules of kinetic energy does a 750 automobile traveling at a typical highway speed of 65 have.
It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.175 s, elucidate what is the average force exerted on the ball by the wall?
A 2.3cm high object is located 30cm from a diverging lens, whose focal length is 14cm. What is the height of the image produced by the lens
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