What is the magnitude of the net force on student

Assignment Help Physics

Reference no: EM139025

Q1. A student who weighs 510 N is wearing a backpack that weighs 70 N. The student is standing still on a level ground. Give the answers to the following questions in Newtons.

(a) What is the magnitude of the net force on student?

(b) What is the magnitude of the contact force on the student by backpack?

Q2. A proton is initially at rest at a point where the potential is 459 V. Sometime later the proton is at a point where the potential is 218 V. If no force other than an electrostatic force acts on the proton, what is its final kinetic energy?

Reference no: EM139025

Questions Cloud

Policy will increase demand for electronic appliances : Do you think such a policy will increase demand for electronic appliances.

Discover the speed of the bullet as it emerges : A baseball is hit with a speed of 33.0 ms-1 at an angle of 56.0 degrees. It land's on the flat roof of a nearby building with a height of 13 m. If the ball was hit when it was 1.7 m above the ground, what horizontal distance does it travel before it ..

What is the x and y components of the shell : An 845-N sled is pulled a distance of 173 m. The task requires 1.20 x 10^4 J of work and is done by pulling on a rope with the force of 142 N. At what angle is the rope held.

Regulation of public utilities faces : Given the difficulties which the regulation of public utilities faces that would it not is better to nationalize public utilities as several European countries have done.

What is the magnitude of the net force on student : A proton is initially at rest at a point where the potential is 459 V. Sometime later the proton is at a point where the potential is 218 V. If no force other than an electrostatic force acts on the proton, what is its final kinetic energy.

Rival office supply companies office depot : Assume the cost of a can was $5.10. In this case, to maximize its profit the firm illustrated in the figure above would

What is its horizontal displacement d : A stone is projected at a cliff of height h with an initial speed of 45.0 m/s directed at an angle θ0 = 66.0° above the horizontal. The stone strikes at A, 5.37 s after launching. Find out (a) height h of the cliff, (b) speed of the stone just before..

Illustrate the effect of increasing government : Illustrate the effect of increasing Government spending on all the macro-economic variables assuming a horizontal AS curve.

Proper current cost of this investment : If the Federal Reserve has set the risk-free interest rate at 8 percent, Illustrate is the proper current cost of this investment.

User Account

All Pages