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A control rod is attached to a crank at A and cords are attached at B and C. For the given force in the rod, determine the range of values of the tension in the cord at C knowing that the cords must remain taut and that the maximum allowed tension in a cord is 180 N.
A 2.00 kilogram cart is moving at a rate of 4.0 meters per second when a continual force of 16.0 newtons begins to act on the cart in the direction of motion. What is the speed of the cart after 7.0 seconds?
An investigator finds a fiber at a crime scene that he wishes to use as evidence against a suspect. What is the diameter of the fiber
a 5 minute sample count yielded 500 counts. a 5 minute background measurement gave 125 counts. assuming negligible
Batman (mass = 95.9 kg) jumps straight down from a bridge into a boat (mass = 683 kg) in which a criminal is fleeing. The velocity of the boat is initially +8.67 m/s. What is the velocity of the boat after Batman lands in it?
Presume that the resistance between the walls of a biological cell is 4.5 × 109?. (a) What is the current when the potential dissimilarity between the walls is 68 mV? (b) If the current is composed of Na+ ions (q = +e), how many such ions flow in 0.7..
A star of mass 2.0 1028 kg that is 4.6 x 1020 m from the center of a galaxyrevolves around that center once every 4.6 x 108 years. estimate the number of stars in the galaxy
It is possible to calculate the coefficient of friction between a vehicles tires and the road by measuring the vehicles stopping distance. What is the cars acceleration while braking
A farsighted woman breaks her current eyeglasses and is usingan old pair whose refractive power is 1.720 diopters. How far is hernear point from her eyes
A baseball thrown at an angle of 55.0 above the horizontal strikes a building 18.0 away at a point 8.00 above the point from which it is thrown. Find the magnitude of the initial velocity of the baseball
A solenoid 27.0 cm long and with a cross-sectional area of 0.510cm2 contains 410 turns of wire and carries a current of 70.0 A, Calculate the energy density in the magnetic field if the solenoid is filled with air
A particle with a charge of +2.0 µC and a mass of 2 x 10-6 kg passes through point A with a speed of 10 m/s and through point B with a speed of 60 m/s. Which point is at a higher potential
A proton and an electron form two corners of an equilateral triangle of side length 1.9 x 10-6 m. What is the magnitude of the net electric field these particles produce at the third corner?
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