Physics, 06.05.2020 22:09 tladitidimatso9605
A man unloads a 4.0-kg box from a moving van by giving it an initial speed of 1.1 m/s down a ramp that makes an angle of 18° with the horizontal. It slides with negligible friction for 2.3 m along the ramp before reaching the man's helper. What is the speed of the box as the helper catches it?
Answers: 2
Physics, 21.06.2019 20:30
Aball is thrown straight up into the air with a speed of 21 m/s. if the ball has a mass of 0.1 kg, how high does the ball go? acceleration due to gravity is g = 9.8 m/s^2. a. 22.5 m b. 20.0 m c. 25.0 m d. 17.5 m
Answers: 2
Physics, 22.06.2019 03:30
The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared
Answers: 1
Physics, 22.06.2019 11:30
1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your
Answers: 2
A man unloads a 4.0-kg box from a moving van by giving it an initial speed of 1.1 m/s down a ramp th...
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