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Q. A 3m-long, 300 steel beams extend horizontally from the point where it has been bolted to the framework of a new building under construction. A 73 construction worker stands at the far end of the beam. What is the magnitude of the torque about point where the beam is bolted into place?
A charge of -2.2×10-9 C is at the origin and a charge of 6×10-9 C is on the x-axis at x = 3m. At what two locations on x-axis (xpositive, xnegative) is the potential zero.
A female gymnast weighs 620 N. If she is hanging stationary from a high bar, how many forces are acting on her.
A 3.10-m-long, 310 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 73.0 kg construction worker stands at the far end of the beam. What is the magnitude of torque abou..
Two doors of the same unknown dimension lay inline and parallel horizontally to one another (Example: As viewed from above in an architectural drawing.
How various lines per centimeter does a grating have if the third-order occurs at a 23.0 degree angle for 630-nm light.
A 47.60 g golf ball is driven from the tee with an initial speed of 56.0 m/s and rises to a height of 28.4 m. (a) avoid air resistance and determines the kinetic energy of ball at its highest point. (b) What is its speed while it is 8.02m below it..
Assuming the diver has inhaled a negligible amount of air from the tank, what is the temperature of the ocean water.
A 44.0 kg child is in a swing that is attached to ropes 1.60 m long. The acceleration of gravity is 9.81 m/s2. Find the gravitational potential energy associated with the child relative to the child's lowest position under the following conditions.
What is the gravitational energy of stone-Earth System
It's found that string is set into oscillation only at the frequency 880 Hz and 1320 Hz as the frequency of an oscillator is varied over the range 500-1500 Hz. What is the tension in the string.
What is the mass of sculpture (in kg) assume that the local acceleration due to gravity is 9.80 m/s2.
suppose that the cross section of the hose opening is circular with a radius of 1.5 centimeters.
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