How fast was the bullet going when it left the gun problem
Bruce places a 2.0kg block over a small hole on a table. He then puts a gun under the table and shoots a 35.0g bullet into the block where it lodges. If the block rises1.3m above the table, how fast was the bullet going when it left the gun?
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a) What is the velocity of the block after it leaves the spring but before it gets to the incline? b) How far up the incline (along the hypotenuse of the triangle) does the block travel?
Given point P(-15/17, 8/17) in on the unit circle U corresponding to a real number t. Find the values of the trigonometric functions at t.
If relative atomic mass of sodium is 23 and the density is 0.97 gcm -3. If the volume of one sodium atom is V , what is the value for Avogadro Constant ?
After being released, the block hits a rough surface with a coefficient of friction of 0.6. How far does the block travel across the rough surface before it comes to a stop?
The Orbit" is a ride at an amusement park that rotates passengers seated 28 feet from the center of rotation at 1.8 radians/sec counterclockwise. How many seconds does it take The Orbit to make one full rotation?
A 12.0 V battery is in series with a switch, a 0.30 H inductor, and a 19 Ω resistor. A). What's the time constant τ? I calculated τ to be 0.016 s or 16 ms which came back correct. It is the next part that I am having trouble with.
You throw a ball, m=2kg, with an initial velocity of 20 m/s at an angle of 60 degrees from the top of a 30m cliff. a) Using energy considerations, what is the magnitude of the velocity when it hits the ground? b) What is the total mechanical energ
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