If you hold a laser pointer 11m directly above the edge of

Assignment Help Physics
Reference no: EM13619441

It's nighttime, and you've dropped your goggles into a swimming pool that is 4.0m deep. If you hold a laser pointer 1.1m directly above the edge of the pool, you can illuminate the goggles if the laser beam enters the water 2.5m from the edge. How far are the goggles from the edge of the pool?

Reference no: EM13619441

Questions Cloud

What is the terminal speed at which the bar falls assume : a 40g horizontal metal bar 12cm long is free to slide up and down between two tall vertical metal rods that are 12cm
Briefly explain why porosity decreases the thermal : briefly explain why porosity decreases the thermal conductivity of ceramic and polymeric materials rendering them more
Imagine that you are holding 6400 shares of stock currently : imagine that you are holding 6400 shares of stock currently selling at 40 per share. you are ready to sell the shares
Assume a project has earnings before depreciation and taxes : assume a project has earnings before depreciation and taxes of 120000 depreciation of 40000 and that the firm has a 30
If you hold a laser pointer 11m directly above the edge of : its nighttime and youve dropped your goggles into a swimming pool that is 4.0m deep. if you hold a laser pointer 1.1m
The issue on us being too much dependent on foreign imports : 1 the issue on us being too much dependent on foreign imports and us manufacturing jobs moving overseas is being
Draw a p v diagram adn then determine intial volume of the : a piston cylinder arrangement contains 1.0 kg of nitrogen gas initially at 100 kpa and 27c. the gas will be compressed
Remember the comparative advantage of us as the economy : 1 why would us investors be unhappy about higher inflation?2 does that increase or decrease their real returns?3
A 59cm -thick layer of oil n146 is sandwiched between a 15 : a 5.9cm -thick layer of oil n1.46 is sandwiched between a 1.5 -thick sheet of glass and a 2.5 cm-thick sheet of

Reviews

Write a Review

Physics Questions & Answers

  Calculate the length of the lake

A hiker determines the length of a lake by listening for the echo of her shout reflected by a cliff at the far end of the lake. Determine the length of the lake

  Determine the recoil speed of the nucleus

The carbon isotope 14C is used for carbon dating of archeological artifacts. 14C ( mass 2.34×10?26kg) decays by the process known as beta decay in which the nucleus emits an electron, What is the recoil speed of the nucleus

  Compute the translational speed at the top

A bowling ball encounters a 0.760-m vertical rise on the way back to the ball rack, as the drawing illustrates. Find the translational speed at the top

  How far from the base of the cliff is the barrel

Each second, 5525 m3 of water flows over the 670-m-wide cliff of the Horseshoe Falls portion of Niagara Falls. How far from the base of the cliff is the barrel

  Question1the force vector a has a magnitude of 910

question1the force vector a has a magnitude of 91.0 newtonrsquos and points due east. the force vector b has magnitude

  Calculate the angular speed of the rotating hoop

If the free end of the string is held in place and the hoop is released from rest , calculate the angular speed of the rotating hoop after it has descended 0.750m

  What is the speed of the third piece-spaceship of mass

A spaceship of mass 2.20×106 is cruising at a speed of 5.40×106 when the antimatter reactor fails, blowing the ship into three pieces. One section, having a mass of 4.90×105 , is blown straight backward with a speed of 2.40×106 . A second piece, with..

  How fast is shegoing just before she lands

An extreme skier, starting from rest, coasts down a mountainthat makes an angle 25.0° with the horizontal. How fast is shegoing just before she lands

  What is the rims tangential speed

At what speed do a bicycle and its rider, with a combined mass of 100-kg, have the equal momentum as a 1500 kg car travelling at 5 ;{ rm m}/ {rm s}.

  Question1a 440 kg child is in a swing that is attached to

question1a 44.0 kg child is in a swing that is attached to ropes 1.90 m long.the acceleration of gravity is 9.81

  Find the work function of barium

When light of wavelength 370 nm falls on a barium surface, electrons having a maximum kinetic energy of 0.86 eV are emitted. Find values of the work function of barium

  What would be the equilibrium temperature

What would be the equilibrium temperature when a 253-g block of copper at 281^circ C is placed in a 137g aluminium calorimeter cup containing 817-g of water at 14.5^circ C.

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