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Physics, 21.06.2019 23:00
For general projectile motion, when the projectile is at the highest point of its trajectory, its acceleration is zero? a)the horizontal and vertical components of its velocity are zero. b) its velocity is perpendicular to the acceleration. c)the horizontal component of its velocity is zero. d)its velocity and acceleration are both zero.
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Physics, 22.06.2019 03:50
Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.
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Physics, 22.06.2019 15:50
Decreased sensitivity to an unchanging stimulus is known as
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Physics, 22.06.2019 16:00
At what time will the interfering waves have an amplitudeof zero?
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If 2050 j of heat are added to a 150 g object its temperature increases by 15°c. (a) what is the hea...
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