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The left side of the figure shows a light (`massless') spring of length 0.350 m in its relaxed position. It is compressed to 74.0percent of its relaxed length, and a mass M= 0.110 kg is placed ontop and released from rest. The mass then travels vertically and ittakes 1.10 s for the mass to reach the top of its trajectory. Calculate the spring constant, in N/m. (Use g=9.81m/s2). Assume that the time required for the spring to reach its full extension is negligible.
an inductor of l0.7h and a charged capacitor c5f with q 20c are connected to each other. how much energy is stored in
A telephone cord is 4.00m long. The cord has a mass of 0.200kg. A transverse pulse is produced by plucking one end of the taut cord. The pulse makes four trips down and back along the cord in 0.800s. What is the tension in the cord?
A rope, under a tension of 294 N and fixed at both ends, oscillates in a second-harmonic standing wave pattern, find the length of the rope and the speed of the waves on the rope
A golfer takes two putts to get his ball into the hole once he is on green. The first putt displaces the ball into the ball 6.7 m east, and the second 2.16 m south. What displacement would have been needed to get the ball into the hole on first putt.
Estimate the number of breaths taken by a human being during an average lifetime
What is the speed of crate hit ground
A 20kg ball is moving at 10 m/s in the positive direction of the x axis when it collides with a 10kg ball initially at rest. calculate the speed of both balls after the collision
An L-R-C series circuit L = 0.115H , R = 241? , and C = 7.30?F carries an rms current of 0.450A with a frequency of 401Hz. What is the phase angle in radians
when two light bulbs are connected in series bulb a is brighter than bulb b.if the positions of the bulbs were reversed
A 20μF capacitor is charged by a 10-V battery through a 50kΩ resistor. What is the time constant of the circuit? What is the capacitor voltage 1.5s after circuit is closed?
Two parallel plates, each of area 6.52 cm2, are separated by 3.00 mm. The space between the plates is filled with air. Calculate the magnitude of charge stored on each plate
Determine the magnitude of the force on an electron traveling 3.65×10^5 m/s horizontally to the east in a vertically upward magnetic field of strength 0.70 T
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