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The maximum speed of the pendulum bob in a grandfather clock is 0.45 m/s.
If the pendulum makes a maximum angle of 7.9 with the vertical, what is the length of the pendulum?
Three parallel wires are parallel to the y-axis, and all are at z=0. The first is glued to the table top at x=0 and carries a current of 3 amps in the positive y direction. What is the initial acceleration(magnitude and direction) of the second wir..
Calculate the angular velocity of the wheel when the suitcase reaches the ground. compute the moment of inertia of the wheel.
Suppose you carry a bag of groceries weighing 124 N from your car to your kitchen, a distance of 61 m, find the work done by the force you exert on the bag
The box is open at the top and has edge length L = 66 cm. Find out (a) the x coordinate, (b) the y coordinate, and (c) the z coordinate of the center of mass of the box.
A 58-kg skater sliding due northeast at an initial speed of 1.5 m/s runs into a snow bank and comes to rest in a time interval of 0.38 s, What is change in the kinetic energy of the skater
Six mass pieces of 100g each are placed on a mass holder of 140g which is hung from a string. Analyse the tension in the string.
A force FT is applied to a cord wrapped around a pulley with moment of inertia I = 0.295 kg · m2 and radius R0 = 33.0 cm, what is the linear speed of a point on its rim 7.0 s later
q1. some studies indicate that the upper frequency limit of hearing is determined by the diameter of the eardrum. the
A 1000-kg cart is rolling to the right at 5m/s. A 75-kg man is standing on the right end of the cart. What is the speed of the cart if the man suddenly starts running to the left with a speed of 10.00m/s relative to the cart.
1.you are holding a 6-kg dumbbell straight out at arms length. assuming your arm is 0.70 m long what torque is the
Two converging lenses (f1 = 9.00 cm and f2 = 6.00 cm) are separated by 18.0 cm. The lens on the left has the longer focal length. Locate the final image relative to the lens on the right
A potential difference of 100 mV exists between the inner and outer surfaces of a cell membrane. How much work is required to eject a positive sodium ion (Na+) from the interior of the cell
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