Science

PhysicsQ&A LibraryA 2.40-m-long, 500 kg steel uniform beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 70 kg construction worker stands at the far end of the beam. What is the magnitude of the torque about the bolt due to the worker and the weight of the beam?Question

A 2.40-m-long, 500 kg steel uniform beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 70 kg construction worker stands at the far end of the beam. What is the magnitude of the torque about the bolt due to the worker and the weight of the beam?

Find answers to questions asked by students like you.

Q: Joules Law allows us to compute the power in a simple electric circuit: P=I2R a) Use the equation ab...

A: Given information:Relation between P, I, R as:P = I2RResistance in the circuit (R) = 400 ohmsRate of...

Q: What does a greater power rating mean in terms of …(a) the amount of work that can be done in a give...

A: The formula of power:

Q: some common products that take advantage of knowing the coefficient of friction

A: The force of friction acting on a body is defined as the product of the friction’s coefficient and t...

Q: I need help with problem 2 please.

A: Given,

Q: Two point charges are placed on the x axis. (Figure 1)The first charge, q1 = 8.00 nC , is placed a d...

A: The distances r1 and r2 of the charges q1 and q2 from the point A are calculated as,

Q: A sked is initially given a shove up a frictionless 23.0o incline. It reaches a maximum vertical hei...

A: Let v be the final velocity of the sked, u be the initial velocity of the sked, s be the length of t...

Q: A simple harmonic oscillator having mass 5.00 g makes oscillation with displacement varies as x(5.60...

A: The value of the wave vector is,

Q: A 5.00 × 105-kg subway train is brought to a stopfrom a speed of 0.500 m/s in 0.400 m by a large spr...

A: Write the expression for conservation of energy

Q: PLEASE HELP

A: Consider the vector resolution diagram for the vector A.