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Find the acceleration of an object. A 10 kg box sitting on a horizontal surface is pulled by the 5N force. A 3N friction force retards the motion. What is an acceleration of the object?
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Using concepts such as mass, weight, inertia, force to explain how objects of different weights fall at the same rate?
There are exactly 60 seconds in a minute, there are exactly 60minutes in an hour, there are exactly 24 hours in a mean solar day,and there are 365.24 solar days in a solar year. Find the number ofseconds in a solar year. ...
Calculate the velocity a spherical rain drop would achieve falling from 5.00 km (a) in the absence of air drag (b) with air drag. Take the size across of the drop to be 4 mm, the density to be , and the surface area to b ...
Tow masses, (m1 = 600g and m2 = 150g) are hanging from a meter stick. m1 is located at the 10cm mark and m2 is at the 7cm mark. If the center-of-mass of the combination (made up of the meter stick and the two point masse ...
An MOS transistor with an aluminum gate is fabricated on a p-type silicon substrate. The oxide thickness is t ox = 750 A, and the equivalent fixed oxide charge is Q' ss = 10 11 cm 2 . The measured threshold voltage is V ...
A beam of light originates from point P in a 3 mm thick glass block. It undergoes total internal reflection at point Q and strikes point R a distance d=5.4mm. A. If the glass block is in air, what is the glass' index of ...
Neil travelled 36km at a speed of 8km/h. Grant travelled 48km at a speed of 10km/h. Whose journey was quickest? By how many mins?
Point charges of 20.0µC and 47.0µC are placed 0.500 m apart. (a) At what point (in m) along the line connecting them is the electric field zero? (from the smaller charge) (b) What is the magnitude (in N/C) and direction ...
A balloon starts rising from ground from rest at some constant acceleration.After some time, a stone is dropped from it.If the stone reaches the ground in the same time in which balloonn reached the dropping point from g ...
A dielectric cube of side a, centered at the origin, carries a "frozen-in" polarization P = kr in which k is a constant. Find all the bound charges (volume and surface), and check that they add up to zero.
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A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf
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