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For safety in climbing, a mountaineer uses a nylon rope that is 60 m long and 1.0 cm in diameter. When supporting a 96-kg climber, the rope elongates 1.6 m. Find its Young's modulus.
Units of km
What is the total electric flux due to these two point charges through a spherical surface centered at the origin and with radius r3 = 2.70 m?
A parachutist with a camera, both descending at a speed of 11 m/s, releases that camera at an altitude of 140 m. Explain how long does it take the camera to reach the ground?
A concave shaving mirror has a radius of curvature of 40.1 cm. How far is the mirror from the man's face
A flat puck with mass M=.10kg is rotated in a circle with radius R=.20 m on a frictionless air-hockey tabletop at constant speed. then what is the weight G=mg of the dangling block
Find out the magnitude of the force exerted by the right pillar while a 90.0 diver stands at the far end of the board.
A 25 g rifle bullet traveling 270 m/s buries itself in a 4.0 kg pendulum hanging on a 3.0 m long string, find horizontal components of the pendulum's displacement
A particular engine has 14.8% efficiency and is capable of doing work at a rate of 253 horsepower. At what rate will this engine exhaust heat
A student on a piano stool rotates freely with an angular speed of 3.05rev/s . The student holds a 1.45kg mass in each outstretched arm, 0.779m from the axis of rotation. Calculate the final kinetic energy of the system
The allowed energies of a simple atom are 0.0 eV, 4.5 eV, and 7.0 eV. What is the minimum speed the electron could have after the collision
Arlene is to walk across a high wire strung horizontally between two buildings 11.0 m apart. The sag in the rope when she is at the midpoint is 10.0°. If her mass is 56.0 kg, what is the tension in the rope at this point.
The block in the figure below has a mass of 5.7 kg and it rests on an incline of angle %u03B8. determine the angle of the incline
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