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What is the initial velocity in meters per second of an object projected at 27.0 degrees above a horizon, that traveled a horizontal distance of 67.3 meters in 2.7 seconds?
A ball is thrown vertically upwards with an initial velocity of 16.20 m/s, from the ground. What is the greatest height reached by the ball
In a slow-pitch softball game, a 0.200 kg softball crossed the plate at 18.00 m/s at an angle of 45.0° below the horizontal. Determine the impulse delivered to the ball
An ideal gas at 100kPa and 0.6m3 is compressed through an isothermal process. During the process, 60kJ of heat is transferred out of the ideal gas. Determine volume and pressure at final state.
A diver springs upward from a board that is three meters abovewater. At an instant he contacts the water his speed is 9.20 m/sand his body makes an angle of 78.0o with respect to the horizontalsurface of the water.
An ocean wave has period 3.7 s and wavelength 11.2 m. (a) Find its wave number. m^-1 (b) Find its angular frequency. s^-1
Earthquakes generate sound waves inside Earth. Unlike a gas, Earth can experience both transverse (S) and longitudinal (P) sound waves, how far away did the earthquake occur
The work function of tungsten is 4.50 eV. Calculate the speed of the fastest electrons ejected from a tungsten surface
string under a tension of 50.5 N is used to whirl a rock in a horizontal circle of radius 2.55 m at a speed of 20.3 m/s on a frictionless surface, What is the breaking strength, in newtons, of the string
an organ pipe is 0.155m long and closed at one end. the temperature of the air inside the pipe is 23 c.a calculate the
A rectangular coil with 20 windings carries a current of 1.87 mA flowing in the counterclockwise direction. What torque must be applied to the loop to hold it steady
A solenoid is made by wrapping a wire so that it makes a solenoid (coil) having 500 turns of diameter 8.00 cm and length 40.0 cm. Find the inductance of this solenoid
A proton accelerates from rest in a uniform electric field of 690 N/C. At one later moment, its speed is 1.30 Mm/s, Find the acceleration of the proton
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