Physics, 30.04.2021 15:50 chhimmidemg
Draw v-t graph for the velocity changing at a constant rate.β
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The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
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Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.
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This is the number of complete movements of a wave per second.
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Physics, 22.06.2019 16:50
Calculate the first and second velocities of the car with four washers attached to the pulley, using the formulas v1 = 0.25 m / t1 , and v2 = 0.25 m / (t2 β t1) where t1 and t2 are the average times the car took to reach the 0.25 and the 0.50 meter marks. record these velocities, to two decimal places, in table e.
Answers: 2
Draw v-t graph for the velocity changing at a constant rate.β...
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