Coefficient of kinetic friction among the block
A block of 5.0 kg on a table (on Earth) is pushed through a force F = 67 N. When the coefficient of kinetic friction among the block and the table is 0.4 the acceleration of the block is ______________ m/s2.
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Sketch an RC circuit that consists of a time constant of 1.0 seconds by using just four 400 microfarad capacitors and twelve 150 ohm resistors.
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A hair drier employs 12 A at 116 V. This is employed having a transformer in England, where the line voltage is 231 V. i) What must be the ratio of the turns of the transformer (primary to the secondary)?
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i) When the primary (input) coil in the transformer in adapter consists of 110 turns, determine how many turns are there on the secondary (output) coil? ii) Determine the rms power delivered to the transformer? Suppose an ideal transformer.
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