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Presume the rear view mirror on a car is convex with a radius of curvature of 21 m.
1) If a motorcycle is 49 m behind the car, what is the magnification of the motorcycle?
2) How does your answer change when the motorcycle is 14 m behind the car?
Positive point charges q and 2q are located at x = 0 and x = 3d, respectively. What is the electric field at x = d (point P)? (Use any variable or symbol stated above along with the following as necessary: k for Coulomb constant.) magnitude E = di..
The drawing shows three different resistors in two differentcircuits. The battery has a voltage of V = 27 V,and the resistors have resistancesof R1 = 50.0Ω,R2 = 25.0 Ωand R3 = 10.0 Ω. Determine the current through and the voltage across each resist..
An olympic skier moving at 20.0 m/s down a 30.0 Degrees slope encounters a region of wet snow and slides 145 m before coming to a halt
a 46-cm-long wire with a mass of 10.4 g is under a tension of 52.5 n. both ends of the wire are held rigidly while it
a 310 g- paperback book rests on a 1200 g -textbook. a force is applied to the textbook and the two books accelerate
An amusement park ride consists of a large vertical cylinder that spins about its axis fast enough that a person inside is stuck to the wall and does not slide down when the floor drops away. Obtain the maximum rotation period of the cylinder which..
The siren on an ambulance is emitting a sound whose frequency is 2350 Hz. The speed of sound is 343 m/s. if the ambulance is stationary and you (the "observer") are sitting in a parked car, what are the wavelength and the frequency of the sound you h..
An entertainer, when performing a bubble trick, forms one bubble inside another. What is the gauge pressure in the inner bubble
A sleigh and driver with a total mass of 120kg are pulled up a hill with a 15degrees incline by a horse, what is the power output of the horse
1 a rigid rotorwith moment of inertia ihas energy levelsnbspej jj 1macrh22i nbspwhere j 0 12 . . .andthere are 2j 1
twelve identical point charges q are equally spaced around the circumference of a circle of radius r. the circle is
a car initially traveling at 29.0 ms undergoes a constant negative acceleration of magnitude 1.75 ms2 after its brakes
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