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How fast would you have to throw a baseball (m = 145 g) to give it the same momentum as a 10-g bullet traveling at 800 m/s?
Select one:
a. 0.55 m/s
b. 1.8 m/s
c. 55 m/s
d. 800 m/s
e. none of above
a car with a total mass of 1.92103 kg has wheels of radius 31.0 cm and moment of inertia 0.830 kg middot m2. what is
Discuss how the superposition of two uniform plane waves propagating at an angle to each other gives rise to a composite wave consisting of standing waves traveling bodily transverse to the standing waves.
A rectangular fish tank measures 25 cm by 70 cm by 40 cm high. The tank is filled with water to a depth of 37 cm. What is the pressure at the bottom due to the water? What is the total force of the water on the bottom?
Draw a free body diagram for the skydiver in the instant after he jumps.(Assume that at this point his velocity is near zero so that air resistance is still negligible.)
A long coaxial cable consists of an inner cylindrical conductor with radius a, isolated from an outer coaxial cylindrical conductor of inner radius b and outer radius c. Obtain the linear charge densities on the inner and outer surfaces of the oute..
Ultrasound intensity level: Beta = 10Log (I2/I1), I1 and I2 = intensity at different locations/times An ultra sound signal is sent under sea water (v=1530m/s) to detect the location of an object. Determine the location of the object from the source
A proton of mass m is moving with initial speed v0 directly toward the center of an alpha particle of mass 4m. Determine the speed of the alpha particle after the collision
A tennis ball connected to a string is spun around in a vertical, circular path at a uniform speed. What is the minimum velocity so the string will not go slack as the ball moves around the circle
A brass wire is to withstand a tensile force of 350N without breaking. What minimum diameter (in mm) must the wire have
A 50,000 kilogram space shuttle is in a 500 kilometer high circular orbit about the earth and wants to descend into a 300 kilometer high orbit. Obtain how much total energy will it have to gain or lose to do this
Two loud speakers separated by a distance of 2.0 m are in phase. Assume the amplitudes of the sound from the speakers are approximately the same at the position of the listener, For what frequencies is the signal a maximum
a proton is released from rest in a uniform electric field of magnitude 373 nc. a find the electric force on the
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