Find out the speed of the combination after collision

Assignment Help Physics
Reference no: EM139435

Q1. A 4.00-kg model rocket is launched, expelling 54.9 g of burned fuel from its exhaust at a speed of 690 m/s. What is the velocity of the rocket after fuel has burned?

Q2. A 0.004 kg bullet, moving 536 m/s, strikes a 0.252 kg piece of wood at rest on a frictionless table. The bullet in wood and combined mass moves slowly down the table. Find out the speed of the combination after collision?

Reference no: EM139435

Questions Cloud

The concorde is primarily made of aluminium : An aluminium cup of 180 cm3 capacities is totally filled with glycerin at 18° C. How much glycerin (in cubic cm) would spill out of the cup if temperature of both the cup and glycerin is increased to 33° C? (The linear expansion coefficient of alumin..
Consider an infinite wire with radius carriesa current i : Consider a large parallel plate capacitor with circular plates of radius R. suppose that the electric field between the plates is increasing.
The magnitudes of components of ship''s displacement vector : A hollow aluminium cylinder is to be fitted over a steel piston. At 22°C the inside diameter of the cylinder is 99.2 percent of the outside diameter of the piston. To what common temperature must the two pieces be heated in order that the cylinder ju..
Compute the magnitude of the force between the two objects : An electric force of 4.0 N exists between two objects separated from each other by a distance of r. If the distance is decreased to 0.50 r, compute the magnitude of the force between the two objects.
Find out the speed of the combination after collision : A 4.00-kg model rocket is launched, expelling 54.9 g of burned fuel from its exhaust at a speed of 690 m/s. What is the velocity of the rocket after fuel has burned.
Conclude the number of atoms in 1 cm3 of copper : Visualize the one cubic centimeter as formed by stacking up identical cubes, with one copper atom at the center of each. Determine the volume of each cube.
How far from the finish line is the slower runner : A bucket is made from thin sheet metal. The bottom and top of the bucket have radii of 21.0 cm and 39.0 cm, respectively. The bucket is 30.0 cm high and filled with water. Where is the center of gravity.
What is the frequency of string : A continuous line of charge lies along an x axis, extending from x = +x0 to positive infinity. The line carries charge with the uniform linear charge density λ0. What are the magnitude and direction of the electric field at the origin.
How high does it rise above the point of release : An airplane is flying with a velocity of 93.0 m/s at an angle of 22.0^circ above the horizontal. When the plane is a distance 119 m directly above a dog that is standing on level ground, a suitcase drops out of the luggage compartment.

Reviews

Write a Review

Physics Questions & Answers

  Find out the mass of the object

A 2500-kg sport utility vehicle travelling at 92 km/h can be stopped in 0.25 s if it hits a concrete wall. Assume a 60 kg person was in the car that hit this wall. The velocity of the person equals that of the car both before and after the crash, and..

  Calculate the volume charge density of the atmosphere

Calculate the volume charge density of the atmosphere

  What is the change in the momentum of tennis ball

when a dime (diameter 1.624 cm) is placed straight over it, bubble can be seen by looking down into the cube. What are upper and lower bounds of the range of the possible depths of the air bubble beneath surface.

  What is the mass of that sculpture

A rabbit runs in the straight line with a velocity of +1.6 m/s for a period of time, rests for 12 s, and then runs again along the equivalent line at +0.52 m/s for an unidentified amount of time. The rabbit travels the total distance of 1224 m, and i..

  The magnitude of the charge on an electron

If a metal wire carries a current of 23.0 mA, how long does it take for 12.0×1020 electrons to pass a given cross-sectional area anywhere along the wire? The magnitude of the charge on an electron is 1.6 × 10-19 C.

  Work out the moment of inertia about an axis

The coefficient of static friction between the 3000 lb car's tires and the road is 0.5. Determine the steepest grade the car can drive up at constant speed if car has (a) rear=wheel drive; (b) front-wheel drive; (c) four wheel drive.

  What should be the magnitude of the third charge

Two charges, and are the distance apart. These two charges are free to move but do not because there is a third charge nearby what should be the magnitude of the third charge and its placement in sequence for the first two to be in equilibrium.

  What effect will increase in temperature

What effect will increase in temperature from 25 degree Celsius to 32 degree Celsius of the metal metre stick have on the measurement of the dimension of rectangular block? Why are corrections not generally essential for this effect.

  Obtain an expression for the velocity

Obtain an expression for the velocity

  Compute an inductance of the sensor for air gaps

Compute an inductance of the sensor for air gaps

  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.

  How long did it take the apple to hit newton after falling

How long did it take the apple to hit Newton after falling off? Draw a graph of velocity vs

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