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Q1. A spring with a spring constant of 2.0 × 102 N/m is attached to a 1.7 kg mass and then set in motion. What is the time of the mass-spring system?
Q2. A roller coaster, (h1 = 35 m, h2 = 12 m, h3 = 21 m), is pulled up to point A where it and its screaming occupants are released from rest. Assume no friction; compute the speed at points B, C and D.
Q3. A car takes 16 s to go from v = 0 to v = 50 m/s at approximately constant acceleration. If you wish to find the distance travelled using the equation d = 1/2 at2, what value should you use for a?
the formulas for the ?uorides of some second period elements are lif bef2 bf3 and cf4. which is the correct formula for
For the following questions, express your answers in terms of q. (a) How much charge ends up on sphere C? (b) What is the total charge on the three spheres before they are allowed to touch each other? (c) What is the total charge on the three sphe..
You have a 200 Ohm resistor, a 0.800 H inductor, and a 12.00 uF capacitor connected in series with an ac voltage source that has a peak voltage of 40.0V, Find the inductive reactance, capacitive reactance, and the impedance of the circuit
q1. an open-open organ pipe is 67.9 cm long. an open-closed pipe has an essential frequency equal to the third harmonic
Block A of Figure has a velocity of 15 ft/sec down slope. How far will the block slide along the slope? How far will the block slide along the slope before stopping?
A car wheel in diameter of 30 inches has a linear velocity of 30 mph. The car accelerates for 10 seconds. What is the angular displacement of the car wheel during the 10 seconds of acceleration
A solid disk (mass = 5 kg, R=0.6 m) is rolling across a table with a translational speed of 9 m/s. What is the total kinetic energy of the disk
questiona white billiard ball with mass mw 1.32 kg is moving directly to the right with a speed of v 2.92 ms and
The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of the water. For comparison, determine the weight of a jetliner whose mass is 8.19 × 105 kg
The centripetal acceleration in a horizontal centrifuge is 75 g's when it is rotating at 2000 rpm, What is the radius of the centrifuge
A 73-kg boy is surfing and catches a wave which gives him an initial speed of 1.6 m/s. How much nonconservative work was done on the boy
Suppose you want to make a rainbow by spraying mist from a garden hose into the air. Why can't you ever walk under the rainbow
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