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Two asteroids of equal mass collide with a glancing blow. Asteroid A, which was originally traveling at 40.0 m/s, is deflected 30.0? from its original direction, while Asteroid B, which was initially at rest, travels at 45.0? to the initial direction of A.
(a) Find the speed of each asteroid after the collision.
(b) What fraction of the original kinetic energy of asteroid A dissipates in the collision?
A knob on a turning table rotates circularly with a constant speed of 0.78 m/s in a cirlce with radius= 0.35m. What is the maximum acceleration of the shadow
What intensity level of the horn's sound is observed by somebody waiting at an intersection 58m from the train.
A silt of width a is illuminated bymonochromatic light of wavelength 650nm at normal incidence. Calculate the value of a , when the first minimum falls at an angle of diffracction 30 degree
A spherical mirror is to be used to form a real image of an object that is located 5 meters from the object. What type of mirror needs to be used
The temperature of 1.3mol of an ideal diatomic gas goes from 20?C to 57?C at a constant volume. What is the change in entropy
At point A , 5.0m from a small source of sound that is emitting uniformly in all directions, the intensity level is 56.0 dB, obtain the intensity of the sound
What lengths of ship three sides according to the observer
A chemist uses a mass spectrometer to determine the amounts of specific kinds of air pollution in an air sample. What is the diameter of the circular path of NO (nitrous oxide) molecules
An oxygen bubble at the bottom of a lake 20. m deep has a volume of 1.20 cm^3, calculate the initial pressure inside the bubble at the bottom of the lake
A capacitor with an initial potential difference of 144 V is discharged through a resistor when a switch between them is closed at t = 0 s. At t = 10.0 s, What is the time constant of the circuit
A cannon ball is fired at a wall located 450 meters away. The initial horizontal component of the balls velocity is 90 m/s and it's initial angle is 24 degrees. How long does it take for the ball to reach the wall
A certain waffle iron is rated at 0.62 kW when connected to a 120-V source. What current does the waffle iron carry
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