Find out the speed of the conductor relative to the road

Assignment Help Physics
Reference no: EM1322478

Q1. A bus travelling along a straight road at 100 km hr and the bus conductor walks at 6kmhr on the floor of the bus and in the similar direction as the bus. Find out the speed of the conductor relative to the road, and relative to the bus.

Q2. A box weighing 77.0 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from the other end. Determine the force that the table exert on the box if the weight hanging on the other side of the pulley weighs (a) 30.0 N (b) 60.0 N (c) 90.0 N

Reference no: EM1322478

Questions Cloud

Different internet access technologies : What are the different Internet access technologies you can use to connect to the Internet?
How fast does it move after the bullet emerges : A block of mass m = 4.2 kg, moving on a frictionless surface with a Vi=2.9m/s speed makes a perfectly elastic collision with a block of mass M at rest. After the collision, the 4.2 block recoils with a speed of 0.9m/s. The mass M is closest to.
Evaluate area under the standard normal curve : Evaluate the area under the standard normal curve that lies to the left of z = - 3.49 and simple random sample of size
Probability selecting a defective item-using tree diagram : Finding the probability selecting a defective item from a collection of items using tree diagram
Find out the speed of the conductor relative to the road : A box weighing 77.0 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from the other end. Determine the force that the table exert on the box if the weight hanging on the other side of the pulley ..
Explain the sampling distribution : Find the probability that 665 or fewer college students in the sample send and receive text messages with their phones? Is this result unusual?
What colour emerges from coated spotlight : A spotlight is coated so that it won't transmit magenta light from its white-hot filament. What colour emerges from coated spotlight.
How many atoms are there in the sun : What is the difference between voltage current characteristics for intrinsic and extrinsic semiconductor in both forward in addition to reverse direction.
Probability of selecting student from college : Finding the probability of each event in a group of events of different possibility

Reviews

Write a Review

Physics Questions & Answers

  How far is it from your eyes to the image

The cord between the pouch and the person's hand has negligible mass and will break when the tension in the cord is 33.0 N or more. Assume the sling thrower could gradually increase the speed of the stone.

  Compute the force exerted by the seat

A pilot flies an airplane at a constant speed of 520 km/hr in the vertical circle of radius 1400 m. compute the force exerted by the seat on the 105-kg pilot at point A and at point B.

  What is the density of the object

An object weighs 302 N in the air. When tied to a string, connected to a balance, and immersed in water, it weighs 220 N. When it is immersed in oil, it weighs 257 N. what is the density of the object.

  What is the magnitude of the magnetic field

What is the magnitude of the magnetic field. Evaluate this to the tension as the boat is raised and held at rest so the angle becomes 25 degrees.

  How far will it coast before starting to roll back down

A worker is pulling a cart. The frictional force between the cart and the ground is 500N. What is the minimum force that must be applied by worker to move the cart.

  Evaluate maximum altitude

Evaluate maximum altitude?

  Calculate the change in kinetic energy of the ball

From a cliff that is 9.4 m above a lake, a young woman (mass 44 kg) jumps from rest, straight down into the water. At the instant she strikes the water, what is her de Broglie wavelength.

  Establish the pressure that each ski exerts on the snow

A sailboat is running along a straight course with the wind providing a constant force of 55 lb. The only other force acting on the boat is resistance as the boat moves through the water. The resisting force is numerically equal to five times the boa..

  At what angle is the beam refracted

If the height of the candies in the container increases at the rate of 0.29cm/s, at what rate (kilograms per minute) does the mass of the candies in container increase.

  The two wires where the magnetic field is zero

The mass m =1 kg is set up as a pendulum of length 0.6m as shown on the diagram. Initially in the position of h = 0.2m above the lowest point, and the pendulum is given initial speed of 1m/s. What is the largest mass M that might be temporarily lifte..

  Find out the tension in the rope

A ranger in a national park is driving at 41km/h when a deer jumps onto the road 66 m ahead of the vehicle. After a reaction time of t s, ranger applies the brakes to produce an acceleration of -3.20m/s2. What is the maximum reaction time allowed ..

  What is the total mass of the reagents

Assume that it takes 2.30 kg of oxygen to burn 1.00 kg of coal. (The actual amount varies with the type of the coal). What is the total mass of the reagents used in the combustion all through the 30 days.

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