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A roofing tile slides down a roof and falls off the roof edge 10m above the ground at a speed of 6m/s. The roof makes an angle of 30 degrees to the horizontal. how far from the exist point on the roof does the tile land?
A high-energy pulsed laser emits a 1.0-ns-long pulse of average power 3.4 *10^11 W. The beam is 2.1*10^-3 m in radius. Determine the energy delivered in each pulse
a what is the period of a pendulum oscillating with an amplitude of 5.0 cm? l1.0 m m 0.5 kgb what is the maximum
Two resistors are connected in parallel across an ideal 12.0 Volts battery. What is the potential difference across resistor A
a billiard ball ,moving at 75cm/s hits an identical ball initially at rest and glances off at 75degrees to the original direction with a speed of 30 cm/s
a thin metallic spherical shell of radius a 5.0 cm has a charge qa 1.00times10-5 c. concentric with it is another
A 20.0g rubber bullet hits a wall with a speed of 160m/s . If the bullet bounces straight back with a speed of 130m/s , what is the magnitude of the change in momentum of the bullet?
a rigid structure consisting of a circular hoop of radius R and mass m, and a square made of four thin bars, calculate the angular momentum about that axis
Review textbook Chapter 16 which involves mapping of E lines for a certain unknown charge distribution. Actually you will be mapping electrostatic (Coulomb) force lines since the electric field E is proportional to the Coulomb force by the equatio..
A rectangular sample of a metal is 3.8 cm wide and 600 µm thick. When it carries a 30 Acurrent and is placed in a 0.8 T magnetic field it produces a 6.5µV Hall emf
Find µs between the clock and the floor and find µk between the clock and the floor.
the wheel of a car has a radius of .350 m. the engine of the car applies applies a torque of 295 n m to this wheel
Two identical piano wires have a fundamental frequency of 553 Hz when kept under the same tension. What fractional increase in the tension of one wire will lead to the occurrence of 4 beats/s when both wires oscillate simultaneously
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