How long does it take to make the complete trip

Assignment Help Physics
Reference no: EM1322278

Q1. Evaluate with the strength of the earth's gravity at its surface, how much weaker is gravity at a distance of 10 earth's center?

Q2. A hotel elevator ascends 170m with a maximum speed of 5.20m/s. Its acceleration and deceleration both have a magnitude of 1.0 m/s2.

How long does it take to make the complete trip from bottom to top?

Reference no: EM1322278

Questions Cloud

The difference between mass and weight : What is the difference between mass and weight? On earth, what is the weight of a 1 kg mass?
Background on the types of cyber crime : Identify the various cyber crimes that would apply in a business setting? Provide a scenario by way of example that will demonstrate to your colleagues a situation that might occur and explain how it should be managed to protect the business.
What distance does the car cover in the first 4.0 seconds : The distance to the Andromeda Galaxy is estimated at about 2 ´ 106 light years. A light year is distance travelled by light in one year; if the speed of light is 3 ´ 108 m/s, about how far is it from our galaxy to Andromeda? (1 year = 3.15 ´ 107 s..
Estimating r-square from the regression equation : A partial computer output from a regression analysis as follows. The regression equation is:
How long does it take to make the complete trip : Evaluate with the strength of the earth's gravity at its surface, how much weaker is gravity at a distance of 10 earth's center.
What maximum upward acceleration can it give the elevator : A motorist drives south at 22 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.40 min, and finally travels northwest at 30 m/s for 1.00 min. For this 6.40 min trip, find out the following values.
Regression analysis with prediction intervals : Describe the difference in the fit provided by the two estimated regression equations.
Find the impulse delivered to the ball by the floor : .250 kg ball is dropped to the floor from a height of 1.0 m and upon  rebounding, reaches a height of .60 m.  What is the impulse delivered to the ball by the floor?
What is the wire''s linear charge density : Ladder 6.55 m long leans against the side of a building. If the ladder is inclined at an angle of 65.5° to the horizontal, what is the horizontal distance from the bottom of ladder to the building.

Reviews

Write a Review

Physics Questions & Answers

  Find the drill''s angular acceleration

Determine an angle (in radians) through which the drill rotates during this period.

  What is the magnitude of the force

What is the magnitude of the force that maintains circular motion acting on puck.

  Determine an initial volume of the gas

A spring with spring constant 12.5 hangs from the ceiling. A 400 ball is attached to spring and allowed to come to rest. It is after that pulled down 6.80 and released. What is the time constant if the ball's amplitude has decreased to 3.90 after 57...

  Compute the velocity of the bullet before striking block

A 19 g bullet is shot into a 5270-g wooden block standing on a frictionless surface. The block, with the bullet in it, acquires a velocity of 2.4 m/s. compute the velocity of the bullet before striking block.

  Find the speed of the block after it has moved 3.35 m

A 75 kg parachutist descends through a vertical height of 310 m with constant speed. Find the increase in entropy produced by the parachutist, assuming the air temperature is 21°C.

  What does the other pressure gauge read

35 kg girl is bouncing on a trampoline. Throughout a certain interval after leaving the surface of the trampoline, her kinetic energy decreases to 170 J from 470 J. How high does she rise during this interval? Avoid air resistance.

  How high does it rise above the point of release

An airplane is flying with a velocity of 93.0 m/s at an angle of 22.0^circ above the horizontal. When the plane is a distance 119 m directly above a dog that is standing on level ground, a suitcase drops out of the luggage compartment.

  How do you find out mechanical energy of the system

A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from 0 to 4.50 m/s in 0.852 s. What are the magnitudes of the linear impulse and the average total force experienced by a 65.0 kg passenger i..

  What is the coefficient of rolling friction

A 140g coin sits on a horizontally rotating turntable. The turn table makes on revolution each 2 s. the coin is located 8.00 cm from the axis of rotation of the turntable. The acceleration of gravity is 9.81 m/s/s. what is the frictional force acting..

  The ski jumper''s kinetic energy at the bottom of the jump

A ski jumper has 1.2 ´ 10 J of potential energy at the top of the ski jump. The friction on the jump slope is small, but not negligible. What can you end about the ski jumper's kinetic energy at the bottom of the jump.

  What is the magnitude of an acceleration of the rock

When catching a baseball, a catcher's glove moves by 12cm along the line of motion of the ball. If the baseball exerts a force of 477N on the glove, how much work is done by the ball.

  Obtain an expression for the velocity

Obtain an expression for the velocity

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd