Magnitude of the normal force acting on the block
A force of 70.0 N is exerted at an angle of 30.0° below the horizontal on a block of mass 8.00 kg that is resting on a table. What is the magnitude of the normal force acting on the block?
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How much work must be done to bring three electrons from a great distance apart to 4.0×10-10 m from one another (at the corners of an equilateral triangle)?
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A 0.060-H inductor is wired across the terminals of a generator that has a voltage of 2.5 V and supplies a current of 0.022 A. Find the frequency of the generator. Note: The ac current and voltage are rms values and power is an average value unles
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A politician claims that she will receive 59% of the vote in an upcoming election. The results of a properly designed random sample of 100 voters showed that 53 of those sampled will vote for her.
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