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The 30N uniform rectangular plate is supported by a pin at A and cable BC attached at corner B. A 65N weight hangs from corner D
a) Find the tension in the cable.
b) Find the force exerted on the plate by the pin at A.
A ball is thrown upward at a speed v0 at anangle of 53.0° above the horizontal. It reaches a maximumheight of 8.4 m. How high would this ball go
A 6 m long 50 kg ladder leaning on a frictionless wall can successfully be scaled by a 120 kg man. What is the minimum angle between the ladder and the floor
A conducting wire has a 0.87 mm diameter, a 2.0 m length, and a 61 m\Omega? Resistance What is the resistivity of the material?
The absolute potential at the center of a square is 3. V when a charge of +Q is located at one of the square's corners. What is the absolute potential at the square's center
A projectile is fired such that its horizontal range is equal to 2.0 times its maximum height. Find the angle the projectile was fired at
Electrons accelerated by a potential dissimilarity of 12.89 V pass during a gas of hydrogen atoms at room temperature. Compute the wavelength of light emitted with the longest possible wavelength
the width of the central peak of a single-slit diffraction pattern can be characterized by the distance of the
Calculate the minimum average power output necessary for a 55.8 kg person to run up a 12.0 m long hillside, which is inclined at 25.0° above the horizontal, in 3.00 s.
Two 12-cm-diameter charged rings face each other, 17.0 apart. Both rings are charged to + 40.0. What is the electric field strength at the midpoint between two rings.
For a safe re-entry into the Earth's atmosphere, the pilots of a space capsule must reduce their speed from 2.6 × 104 m/s to 1.1 × 104 m/s. For how long must they fire their engine
A simple pendulum with a period T = 2.00 s is attached to the ceiling of an elevator which is initially at rest, Calculate the period of oscillations when the elevator accelerates downwards
a puck of mass m 1.00 kg slides in a circle of radius r 23.0 cm on a frictionless table while attached to a hanging
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