What is the car''s speed at the bottom of the dip

Assignment Help Physics
Reference no: EM1315133

Q1. The weight of passengers on the roller coaster increases by 47 percent as the car goes through a dip with a radius of curvature of 33 m. What is the car's speed at the bottom of the dip; assume that the local acceleration because of gravity is -9.80 m/s2?

Q2. How much power must you exert to horizontally drag a 20.0 kg table 14.0 m across a brick floor in 40.0 s at constant velocity, assuming the coefficient of kinetic friction between table and floor is 0.550?

Reference no: EM1315133

Questions Cloud

Solving asymmetric information : A symetric information can have deleterious effects on market outcomes. Discuss a few tactics that managers can use to overcome these problems.
Illustrate what this meant for the us population : Elucidate the drastic change also Illustrate what this meant for the U.S. population.
Routers : Discuss in detail why the differentiated services (DS) domain comprises of the set of contiguous routers? Also explain how the boundary node routers are different from interior node routers in the DS domain.
Computation of doubtful expenses : Computation of doubtful expenses for the year ended - What amount is owed to pacific by Riva Co. for September collections plus accrued interest on the note to September 30?
What is the car''s speed at the bottom of the dip : How much power must you exert to horizontally drag a 20.0 kg table 14.0 m across a brick floor in 40.0 s at constant velocity, assuming the coefficient of kinetic friction between table and floor is 0.550.
Calculation of cost of common equity for wacc decisions : Calculation of Cost of common Equity for WACC decisions and what is the estimated cost of common equity using the DCF approach
Graphing the trigonometric function : Graphing the trigonometric function.
Selectively also materially benefit the membership : the achievement of which will not selectively also materially benefit the membership or the activities of the organization" are called.
Quick rule to verified confidence interval for proportion : Construct a 90 percent confidence interval for the proportion of all kernels that would not pop.

Reviews

Write a Review

Physics Questions & Answers

  What is change in the cars kinetic energy

What is change in the car's kinetic energy KEf - KEo from A to B. How fast will the father be moving.

  The full annealing heat treatment

Describe the full annealing heat treatment for a plain carbon steel.

  Determine the depth d of liquid in the tank

The level of the liquid surface in the tank can be calculated. If the pressure on the gage is 20 kPa, Determine the depth d of liquid in the tank?

  What is the magnetic flux through desk surface

Two 12-cm-diameter charged rings face each other, 17.0 apart. Both rings are charged to + 40.0. What is the electric field strength at the midpoint between two rings.

  A three phase synchronous generator

A three-phase synchronous generator is connected to a step-up transformer T1, which is connected to a 60km long transmission line.  As the far end of the line, a step-down transformer bank T2 is connected.  The secondary of T2 supplies two loads L..

  What is the amplitude of the subsequent oscillations

Because the mass would not make it around the loop if released from the height of the top of the loop (do you know why?) it should be released above the top of the loop-the-loop height.

  What is the body temperature in degree celsius

The pulley system is used to lift a 52 kg crate. Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley to crate. assume the masses of the chains, pulleys, and ropes are negligible, conclude the forc..

  Explain the spacing between allowed vibrational energy level

Explain the spacing between allowed vibrational energy levels

  How far does the car move in that time

Mary is driving her car at 48 km/h. She approaches an intersection just as the traffic light turns yellow. The yellow light lasts only 3.0 s before turning to red, and she is 30 m away from the near side of the intersection.

  The surface charge density at the outer edge of shell

A point charge q1 = -8.9 μC is located at the center of the thick conducting shell of inner radius a = 2.2 cm and outer radius b = 4.5 cm, the conducting shell has a net charge of q2 = 1.1 μC.

  What are direction and magnitude of total velocity

What are direction and magnitude of total velocity

  Find out the effective spring constant of molecule

When Babe Ruth hit a homer over the 7.5 -high right-field fence 98 from home plate, roughly what was the minimum speed of the ball when it left the bat? Assume the ball was hit 1.4 above the ground and its path initially made a 37 angle with the grou..

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