Calculate the minimum volume of wooden log

Assignment Help Physics
Reference no: EM132607240

(a) A vessel contains oil (density = 0.8 gm/cm3) over mercury (denisty = 13.6 gm/cm3). A homogeneous sphere floats with half of its volume immersed in mercury and the other half in oil. Calculate the density of the material of the sphere in gm/cm3.

(b) A boy has 60 kg weight. He wants to swim in a river with the help of a wooden log. If relative density of wood is 0.6. Calculate the minimum volume of wooden log. (density of river water is 1000 kg/m3)

Reference no: EM132607240

Questions Cloud

Find the values of a, b and c : If ?3x+1/(x-1).(x-2).(x-3) dx = A log|x-1| + B log|x-2| + C log |x-3| + C, then the values of A, B and C are respectively.
Difference across the first capillary second capillary : Two capillaries of same length and radius in the ratio of 1:2 are connected in series and a liquid flows through this system under streamline conditions
Make journal entries using the area-of-interest method : Make journal entries for 2019 and 2020 using the area-of-interest method. Assume pre-production costs are amortised or depreciated
What is the pressure necessary to accomplish task : If the mass of the car to be lifted is 1350 kg, calculate F1. What is the pressure necessary to accomplish this task?
Calculate the minimum volume of wooden log : If relative density of wood is 0.6. Calculate the minimum volume of wooden log. (density of river water is 1000 kg/m3)
Estimate the fair value of the bonds at december : Estimate the fair value of the bonds at December 31, 2021. Prepare the journal entry to record interest on December 31, 2021.
Calculate the extension of the spring : Calculate the extension x0 of the spring when it is in equilibrium.
Calculate the pressure on a swimmer : Calculate the pressure (in atm) on a swimmer 10 m below the surface of a lake. (b) 1 m3 water is brought inside the lake up to 200 metres depth from the surface
Find the mass flow rate of the extraction flow : A steam power plant operates with a boiler output of 20 kg/s steam at 2 MPa and 620 oC. the condenser operates at 50 oC

Reviews

Write a Review

Physics Questions & Answers

  Questiona 1000-kg car moves at an utmost speed so that it

questiona 1000-kg car moves at an utmost speed so that it does not skid off the 50-m radius level track. if coefficient

  Determine how many radians should he walk per day

In Europe, a large circular walking track with a diameter of 0.900 km is marked in angular distances in radians. How many radians should he walk per day to maintain his daily routine

  Determine the field strength

A proton moves at 7.50 X 10 ^7 m/s, perpendicular to a magnetic field. The field causes the proton to travel in a circular path of radius 0.800m.

  Determine frequency does the motorcyclist hear

A motorcycle and a police car are moving in the same direction, with the motorcycle in the lead. What frequency does the motorcyclist hear in this case

  Ratio of circumference to diameter

The ratio of circumference to diameter for all circles is pi. What is the ratio of force to mass for freely falling bodies? Why doesn't a heavy object accelerate more than a light object when both are freely falling?

  Linear speed with which the bucket

The crank handle moves with a constant tangential speed of 1.20 m/s on its circular path. The rope holding the bucket unwinds without slipping on the barrel of the crank. Find the linear speed with which the bucket moves down the well.

  Obtain the direction of the force

Two forces on the object are = 4.3 at 80 below the +x-axis and = 4.3 at 34 above the -x-axis. Is there a third force on the object? Find the direction of the force

  After how long will the balls be at the same height

A ball is thrown upward from the ground with an initial speed of 15.2 m/s; at the same instant, After how long will the balls be at the same height

  After impact the block rises 510 m above the table what was

1.0 kg block is at rest on a table. a 20.0 gr bullet is fired vertically up from under the table.the bullet goes

  What is the breaking strength of the string

When the string is 1.047 m long and the speed of the rock is 45.1 m/s, the string breaks. What is the breaking strength of the string.

  Determine the percent error in acceleration

An Atwood machine is made with masses M1 = 100 g, M2 = 120 g, and pulley mass of 100 g. What is the percent error in acceleration

  Estimate what is the potential energy of the syste

The only force acting on a particle is conservative force . If the particle is at point A, What is the potential energy of the system with the particle at B

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