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Physics, 22.06.2019 06:30, nathangirnet
What is the energy of a photon of ultraviolet radiation with a frequency of 4.4 Γ 1015 hz? planckβs constant is 6.63 Γ 10β34
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If a simple machine reduces the strength of a force, what must be increased?
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Physics, 22.06.2019 11:30, Gigglygoose4181
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? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.
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Physics, 22.06.2019 15:00, banna01man
Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive
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What is the quantum and its types?β...
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