Two children push on opposite sides of a door during play. both push horizontally and perpendicular to the door. one child pushes with a force of 165 n at a distance of 0.400 m from the hinges, and the second pushes at a distance of 0.450 m. what force (in n) must the second exert to keep the door from moving
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Physics, 22.06.2019 16:40
Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward
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The velocity of sound wave in air at 35°c is 353m/s, calculate the velocity of sound at 46°c
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Physics, 23.06.2019 11:00
What is reflection, what is refraction, and what is diffraction. what some similarities or differences between the three.
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Two children push on opposite sides of a door during play. both push horizontally and perpendicular...
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