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An astronaut weighs 92.5 kg on earth. While floating in space he pushes the side of his spaceship with a force of 150 N for .20 seconds.
Find the change of momentum of the astronaut.
What is the momentum imparted to the spaceship by the astronaut's push?
If the spaceship has a mass of 2250 kg find the velocity of the spaceship and the velocity of the astronaut.
A 700-g block is released from rest at an initial height, above a vertical spring with constant k=400N/m and negligible mass. How much work is done by the block on the spring
The intensity of sunlight reaching the earth is 1360 W/m^2, What is the power output of the sun
In the circuit shown in the figure (Figure 1) the current through the 12.0-V battery is measured to be 70.6 mA in the direction shown
questionair has a small regularly negligible index of refraction. it is 1.0002926. this causes the sun to actually be
Given an ordinary cylindrical glass with a volume of one half liter and filled completely to the top with water at room temperature (20C), What would be the vapor pressure for this fluid
question1an airplane with a speed of 79 ms is climbing upward at an angle of 48deg counter clockwise from the positive
q1. an emf is induced in the conducting loop of wire 1.12 rm m long as its shape is changed from square to
Water is flowing through a pipe (area 4.2 cm2) that connects to a faucet adjusted to have an opening of 0.48 cm2. what is its speed as it leaves the faucet
Just by the impact, the clay has speed v0 = 9 m/s, and the disk is rotating clockwise with angular speed w0 = 0.4 rad/s. Just following the impact, what is an angular speed of the combined system of wheel plus clay.
An infinite line of positive charge lies along the y axis, with charge density ? = 1.20 ?C/m. find the magnitude of the net force exerted on the dipole
A refracting telescope is used to view the Moon (diameter 3480 km, distance from Earth 385,000 km). What is the diameter of the image produced by the objective
An iron wire with a diameter of 1.2 mm has a uniform electric field of 0.35 V/m imposed along its entire length. What is the current density in the wire
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