A 4) The diagram below shows a weight of mass m connected to a box of mass 5.5 kg which is on a smooth plane inclined at an angle of 30° to the horizontal through a smooth pulley. 5.5 kg m kg 330 Determine the value of m if a) the system is in equilibrium. b) weights of mass m moving downwards with an acceleration of 2 m s-2. (Given g = 10 ms-2) 2
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Physics, 21.06.2019 14:50
Along, straight wire with 3.0 a current flowing through it produces magnetic field strength 1.0 t at its surface. if the wire has a radius r, where within the wire is the field strength equal to 36.0% of the field strength at the surface of the wire? assume that the current density is uniform throughout the wire
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Physics, 21.06.2019 15:30
Which of the following statements are true of solids? a.the particles do not vibrate. b.the particles are in a fixed location. c.they have strong intermolecular forces between the atoms or molecules. d.the particles have less kinetic energy than those of liquids or gases.
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Physics, 21.06.2019 18:00
Amanometer is used to measure the air pressure in a tank. the fluid used has a specific gravity of 1.25, and the differential height between the two arms of the manometer is 34 in. if the local atmospheric pressure is 12.7 psia, determine the absolute pressure in the tank for the cases of the
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Physics, 21.06.2019 23:30
Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge
Answers: 1
A 4) The diagram below shows a weight of mass m connected to a box of mass 5.5 kg which is on a smoo...
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