What is the minimum time necessary for crossing

Assignment Help Physics
Reference no: EM1312070

Q1. A person can jump a horizontal distance of 2.82m on Earth, where the free-fall acceleration, g = 9.81 m/s2. How far might the person jump on the moon, where the free-fall acceleration is g/6? How far could the person jump on Mars where the acceleration due to gravity is 0.38 g?

Q2. A hunter wishes to cross a river that is 1.1km wide and that flows with a speed of 3.5 km/h. The hunter uses a small powerboat that moves at a maximum speed of 12.7km/h with respect to the water. What is the minimum time necessary for crossing?

Reference no: EM1312070

Questions Cloud

Evaluation of arithmetic geometric mean and npv. : Evaluation of Arithmetic Geometric Mean and NPV and the arithmetic and geometric returns for the stock
Calculate the required molar flow rate of the air : One hundred k mol of a gas containing 94.4 mole% methane, 3.40% ethane, 0.60% propane, and 0.50 percent butane is to be burned with 17% excess air. Calculate the required molar flow rate of the air.
Computation of change in work incentive : Suppose in country Triniland employers are required to pay overtime at 50% above the normal wage rate for workers who work beyond 8 hours a day.
Express a person who risks his or her financial resources : Which of the following terms express a person who risks his or her financial resources by investing it in the hope of making a profit.
What is the minimum time necessary for crossing : A person can jump a horizontal distance of 2.82m on Earth, where the free-fall acceleration, g = 9.81 m/s2. How far might the person jump on the moon, where the free-fall acceleration is g/6? How far could the person jump on Mars where the accelerati..
Company operates in a perfectly competitive marketplace : Suppose that a calculator company operates in a perfectly competitive marketplace producing 5,000 Calculators every day.
Estimating expected value based on probability distribution : Find the expected GPA when SAT = 800. Find E (GPA|SAT = 1,400). Comment on the difference.
Change in work incentive and work : Suppose in country Triniland employers are required to pay overtime at 50% above the normal wage rate for workers who work beyond 8 hours a day.
Explain investment analysis in relation to harvest forest : Explain Investment analysis in relation to harvest forest and Assume all cash flows occur at the year of harvest

Reviews

Write a Review

Physics Questions & Answers

  What is crates acceleration

W hat is crates acceleration

  Calculate change in kinetic energy

Calculate  change in kinetic energy

  Find out vertical and horizontal components

Find out vertical and horizontal components

  Produce a dark fringe at an identical location on the screen

A 60.0 kg pole vaulter running at 12.0 m/s vaults over the bar. Assume that the vaulter's horizontal component of velocity over the bar is 1.0 m/s and disregarding air resistance, how high was the jump?

  How far from the objective lens is the object

A microscope with an eyepiece lens of focal length 1.90 cm and an objective lens of focal length 1.15 cm is used to examine a section of the brain of a sacrificed rat. The distance between the lenses of the instrument is 24.0 cm and final image is vi..

  Discover the wavelength

A car moving at 37 m/s approaches a stationary whistle that emits 270 Hz sound. The speed of sound is 347 m/s. What is the frequency of sound heard by the driver of the car.

  What is the magnitude his displacement

Blocks with masses of 4.0, 8.0, and 9.0 are lined up in a row on a frictionless table. All three are pushed forward by a 16 force applied to the 4.0 block. How much force does the 8.0 block exert on the 8.0 block.

  Find speed of the block at the bottom of the ramp

Find speed of the block at the bottom of the ramp. What is tangential acceleration of a bug on the rim of a 78 rpm record of diameter 7.41 in. if the record moves from rest to its final angular speed in 4 s.

  The internal energy of the coin

The internal energy of the coin

  Determine the magnitude of the force on each charge

Two negative and two positive point charges (magnitude = 3.64mC) are positioned on opposite corners of a square (each side = 0.155 m).Determine the magnitude of the force on each charge.

  What is the force that sisyphus should exert

Sisyphus was a character in Greek mythology that was doomed in Hades to push a boulder to the top of a steep mountain. When he reached the top, the boulder would slide back down the mountain and he would have to start all over again.

  What is the velocity of the bullet originally

As the block has raised a vertical height of 0.725, the tension in the cord is 4.66 .What is the velocity of the bullet originally.

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