assume the chair is 70 kg, the woman is 58 kg, the baby is 9 kg. Identify the normal forces between all three objects

Mason lifts a box off the ground and places it in a car that is 0.50 meters high. If he applies a force of 8.0 newtons to lift this suitcase, what is the work done?

A flat-screen television uses 3 amps and has a power rating of 300 watts. How many volts does it need? A. 303 volts B. 100 volts C. 900 volts D. 297 volts

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6-3 The current through a 0.1-μF capacitor is a rectangular pulse with an amplitude of 2 mA and a duration of 5 ms. Find the capacitor voltage at the end of the pulse when the capacitor voltage at the beginning of the pulse is - 1 V.

What is the main organ in the respiratory System?

What distance was an object moved by a force of 40 N if the work was 600 joules

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Do you think Pluto should be considered a planet? Why or why not?

An object starts from rest at time t = 0.00 s and moves in the + x direction with constant acceleration. The object travels 14.0 m from time t = 1.00 s to time t = 2.00 s. What is the acceleration of the object? a) 5.20 m/s^2 b) 10.4 m/s^2 c) 8.

A box is dragged without acceleration in a straight-line path across a level surface by a force of 13 N. What is the frictional force between the box and the surface?