Tension in segment ab
A 20 kg plant hangs on a rope. the rope is not distributed evenly. Segment AB is at 30degrees- Segment BC is at 60degrees. What is the tension in Segment AB? What is the tension in segment BC?
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A 1kg ball released from horizontal attatched to a 2.5m string collides ellastically with a 2 kg block at rest. what is the speed of the block after the collision?
A charge of +10 mC is at (+3 m, 0m) on the x-axis and a charge of +10 mC is at (-3 m,0 m). Determine the work required to assemble this charge distribution.
Calculate the net torque about the axle of the wheel shown in Fig. 8-39. Assume that a friction torque of 0.46 m·N opposes the motion and that F = 24.
Do you believe that the HR situation described regarding Hurricane Rita would be typical in a disaster?
A charge of 4nC is moved from infinity to a point 15cm away from a charge of 8nC. How much potential energy is needed to move a 7nC charge from infinity to that point?
A 2.0 cm x 2.0 cm parallel-plate capacitor has a 3.0 mm spacing. The electric field strength inside the capacitor is 1.5×105 V/m. What is the potential difference across the capacitor?
Two airplanes taxi as they approach the terminal. What are the direction and magnitude of the velocity of plane 1 relative to plane 2?
Compare the deflection of the end of a cantilever beam if you put twice the weight (2W) at the midpoint of the beam instead of W at the end of the beam. (Using equation y = - W(3ax^2 - x^3)/ 6EI where y is the deflection)
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