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A small ball rolls horizontally off the edge of a tabletop that is 1.20 m high. It strikes the floor at a point 1.76 m horizontally away from the edge of the table.
(a) How long is the ball in the air?
(b) What is its speed at the instant it leaves the table?
A 50 newton horizontal force pushes a 10kg mass sitting on a horizontal surface. What is the acceleration of the mass
When playing fortissimo (very loudly), a trumpet emits sound energy at a rate of 0.750 W out of a bell (opening) of diameter 13.2 cm. What is the sound intensity level right in front of the trumpet
A 3.5-kg block of iron (c=0.11 kcal/kgoC) that has been brought to a temperature of 1,063oC is placed on top of a 2.5-kg block of ice (c=0.5 kcal/kgoC) that has been cooled to -50oC
Three thin uniformly charged shells A, B and C, with radii R, 2R , 3R respectively are placed one inside the other, What is the electric potential at radius 2R
0.75 kg block of ice is sliding by you on a very slippery floor at 2.5 m/s. As it goes by, you give it a kick perpendicular to its path. Your foot is in contact with the ice block for 0.003 seconds. The block eventually slides at an angle of 22 de..
From colonial times through the 1960s, the primary mode of mental illness treatment was institutional. What factors were responsible for this shift
You give a 2.35 kg book an initial shove at 2.50 m/s, Find the coefficient of friction between book and floor
A 500-turn solenoid is 23 cm long, 1.5 cm in diameter, and carries 65 mA. How much magnetic energy does it contain
With the switch open the ammeter reads 1.00 A. What is the resistance of resistor R2 to an appropriate precision and what is the potential difference across R2 when the switch is open?
If the police car accelerates uniformly at 3.00m/s^2 and overtakes the speeder after accelerating for 9.00 s, illustrate what was the speeder's speed?
Two vehicles are approaching an intersection. One is a 2450-kg pickup traveling at 13.8 m/s from east to west (the ?x-direction), What are the magnitude and direction of the net momentum
Violet light and red light travel through air and strike a block of plastic at the same angle of incidence. compute the index of refraction for violet light in plastic
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