A person holds a ladder horizontally at its center., Ask an Expert

Academics

Q1. A typical adult human has a mass of about 70 .What force does the full moon exert on such a human when it is straight overhead with its center 328,000 away? Compare this force with the force exerted on the human by the earth.

Q2. A person holds a ladder horizontally at its center. Treating ladder as a uniform rod of length 3.30 m and mass 7.43 kg, find out the torque the person must exert on the ladder to give it an angular acceleration of 0.405 rad/s2.

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M9160714

Have any Question?Write your Review or question?

Related Questions in Physics

Question part a what magnitude of force must the worker

Question: Part A: What magnitude of force must the worker apply to move the crate at constant velocity? Express your answer using two significant figures. Part B: How much work is done on the crate by this force when the ...

Question patients undergoing an mri occasionally report

Question: Patients undergoing an MRI occasionally report seeing flashes of light. Some practitioners assume that this results from electric stimulation of the eye by the emf induced by the rapidly changing fields of an M ...

Question a speed skater moving across frictionless ice at

Question: A speed skater moving across frictionless ice at 9.2 m/s hits a 5.0 m wide patch of rough ice. She slows steadily, then continues on at 5.8 m/s. What is her acceleration on the rough ice? The response must be t ...

Question why does a satellite in a circular orbit travel at

Question: Why does a satellite in a circular orbit travel at a constant speed? a. There is no component of force acting along the direction of motion of the satellite. b. The net force acting on the satellite is zero. c. ...

Question part a the electric potential along the x-axis is

Question: Part A: The electric potential along the x-axis is V =200x2V, where x is in meters. What is Ex at x =0m? Express your answer as an integer and include the appropriate units. Part B: What is Ex at x =3m? Express ...

Question a rocket is launched straight up with constant

Question: A rocket is launched straight up with constant acceleration. Four seconds after liftoff, a bolt falls off the side of the rocket. The bolt hits the ground 6.30s later. What was the rocket's acceleration in m/s^ ...

Question a projectile is fired from ground level at time t0

Question: A projectile is fired from ground level at time t=0, atan angleÎ¸ with respect to the horizontal. It has an initialspeed v0 . In this problem we are assuming that the ground islevel. Part A Find the time tH it ...

Question you are standing on a skateboard initially at rest

Question: You are standing on a skateboard, initially at rest. A friend throws a very heavy ball towards you. You can either catch the object or deflect the object back towards your friend (such that it moves away from y ...

Question somebody on reddit posted a ridiculous picture

Question: Somebody on reddit posted a ridiculous picture today of a fly pierced onto a needle of a cactus: Whilst the OP claims the picture to be real, several people doubted the fly could ever reach enough momentum to a ...

Question a simple pendulum oscillates with frequency fa

Question: A simple pendulum oscillates with frequency f. (a) What is its frequency if the entire pendulum accelerates at 3/4g upward? (b) What is its frequency if accelerates at 0.75g downward? The response must be typed ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Physics Expert