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A m1=3.60 kilogram block on a smooth tabletop is attached by a string to a hanging block of mass m2= 2.70 kilogram. The blocks are released from rest and allowed to move freely. Find the acceleration of the blocks and the tension of the string?
Where g is the gravitational field strength, G is the gravitational constant, and m is the mass enclosed by the Gaussian surface. Show that one can obtain Newton’slaw of gravitation from this expression.
The first ball with a mass of 0.1kg traveling to the right at 3m/s hits a second ball which is stationary with a mass of 0.05kg head on. What is the final velocity of the first ball after the collision?
A car drives straight off the edge of a cliff that is 46 m high. How fast was the car traveling when it went over the cliff
pulsars are neutron stars that emit x rays and other radiation in such a way that we on earth receive pulses of
A rifle is aimed horizontally at a target 189.71 m away. The bullet hits the target 0.91 inch below the aim point. What was the bullet's speed as it left the barrel
The magnitudes of the four displacement vectors shown in the drawing are A = 15.0 m, B = 10.0 m, C =14.0 m, and D = 25.0 m. Determine the (a)magnitude and (b) direction for the resultant that occurs when these vectors are added together.
A golfer imparts a speed of 34.5 m/s at angle 40.0o above the horizontal. The tee and the green are a same elevation. Calculate how much time does the all spend in the air
The average intensity of solar radiation incident on the upper atmosphere of the earth is 1390 W/m2. Assuming the sun emits radiation uniformly in all directions, evaluate the total power radiated by the sun.
A string is attached to a cube of plastic of volume V = 0.450 m3 that is placed in oil with density 900 kg/m3, What is the density of the plastic cube
A sensitive gravimeter at a mountain observatory finds that the free-fall acceleration is 5.5×10?3m/s2 less than that at sea level
the snow exerts a retarding force on the sled that points opposite to the direction of motion, and has a magnitude of 57 N. Find out the acceleration of the sled and child.
A 0.6410-kg ice cube at -12.40°C is placed inside a chamber of steam at 365.0°C. calculate the final temperature of the puddle
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