What is the density

Assignment Help Physics
Reference no: EM13983673

We wish to determine the density of an unknown substance using only a spring scale and a beaker of water. in air sample has a weight of 28.4N. measures underwater it has a weight of 17.N. What is the density?

Reference no: EM13983673

Questions Cloud

Autocorrelation function of the form : A zero-mean Gaussian random signal has the autocorrelation function of the form γX(τ) = 10e-0.1|τ| cos 2πτ. Write the covariance matrix for the signal sampled at four time instants separated by 0.5 seconds.
How far from the lens is the prism placed : The light passing through the prism is broken into its compent colors. If it is an equilateral prism (all of the prism angles are 60 degrees) made of crown glass (n=1.52) and the light is incident at a 30 degree angle to one face of the prism: How..
What is the global symmetry of the electroweak lagrangian : What is the global symmetry of the electroweak Lagrangian that gives rise to lepton number conservation? then perhaps it would not be easiest to give the global symmetry directly. This is perfectly fine of course.
Intervals and decreasing on complement : How would you extend these formulas to transformations that are monotonically increasing on some intervals and decreasing on their complement?
What is the density : We wish to determine the density of an unknown substance using only a spring scale and a beaker of water. in air sample has a weight of 28.4N. measures underwater it has a weight of 17.N. What is the density?
What is rate at which energy flows from the inside of house : What is the rate at which energy flows from the inside of the house to the outside through the window? If this same power were used to heat water at 100 oC and 1 atm., how much water would it boil in one minute?
Identify law at source of dispute in deweerth vs baldinger : Identify the law at the source of the dispute in DeWeerth v. Baldinger. Identify the district court's holding regarding the defendant's motion to dismiss in DeWeerth v. Baldinger
Did the entropy of the system increase or decrease : A glass of water is left sitting out in the kitchen. It contains 100g of ice and 400g of water. How much ice melts? Did the entropy of the system increase or decrease? How do you know?
What are the readings on the scales located under the ends : The woman in the figure is 54 kg, and the board she is standing on has a 10 kg mass. What are the readings on the scales located under the ends of the board?

Reviews

Write a Review

Physics Questions & Answers

  What muzzle velocity should soldier report to his sergeant

A soldier is tasked with measuring the muzzle velocity of a new rifle. Knowing the principles of projectile motion, What muzzle velocity should the soldier report to his sergeant

  Calculate the mass of the planet from this information

A planet's moon travels in an approximately circular orbit of radius 5.4 107 m with a period of 7 h 21 min. Calculate the mass of the planet from this information

  Find the second mass

A mass m1 is attached to a wire of linear density 5.4 g/m, and the other end of the wire run over a pulley and tied to a wall as shown in Fig. The speed of transverse waves on the horizontal section of wire is observed to be 20 m/s. If a second ma..

  Evaluate the increase in internal energy of the water

When water is boiled under a pressure of 2.00 atm, the heat ofvaporization is 2.20 x 10^6 J/kg and the boling point is 120Degrees C. Compute the increase in internal energy of the water

  Could a lorentz engine be used to run car

Could a Lorentz engine (like the ones that move the write head inside of hardrives) be used to run car ? Would it be possable to get it producing 60hp, and a decent amount of tourque, if so how large would it have to be / what would its power con..

  The current increases from 10 ma to 45 ma in a 90 mh

the current increases from 10 ma to 45 ma in a 90 mh inductor over 10 s. what is the induced emf across the

  What is the diameter of this circular window

Suppose you are standing at the bottom of a swimming pool looking up at the surface, which we assume to be calm. Looking up, you will see a circular window to the "outer world." If your eyes are approximately1.6meters beneath the surface, what is ..

  Q1 two packages at ups start sliding down a ramp 40 degrees

q1. two packages at ups start sliding down a ramp 40 degrees from the horizontal package a is sliding down in front of

  What is the work done on her by friction

A snowboarder of mass 79 kg travels down the slope of height 150 m, what is the work done on her by friction

  Find the magnitude of the force exerted by the heavier box

Two boxes of mass 6.10 and 5.00 kg are in contact and are accelerated across a horizontal surface by an force of 43.17 N applied parallel to the surface and pushing on the lighter box. What is the magnitude of the force exerted by the heavier box o..

  A rigid sealed 1936 ford coupe contains an equilibrium

a rigid sealed 1936 ford coupe contains an equilibrium water liquid-vapor mixture with a quality of 8.8333 at 3.00

  Find in what direction does the delectible dish move

In a very busy off-campus eatery one chef sends a 239-g broccoli-tomato-pickle-onion-mushroom pizza sliding down the counter from left to right at 1.79 m/s. n what direction does the delectible dish move, if it moves at all

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