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A concave mirror is broken into two parts and these parts are separated by a distance if 1 cm.The focal length of the mirror is 10 cm.Find the location of images(in cm),formed by the 2 parts of the mirror.The object is midway between the two principal axes at a distance of 15 cm from P .
An electron is located on the x axis at x0 = -9.31 × 10-6 m. Discover the magnitude and direction of the electric field at x = 9.39 × 10-6 m on the x axis due to this electron. What is the magnitude in N/C? Is the direction positive x direction, nega..
a yo-yo has a rotational inertia of 1080 gmiddotcm2 and a mass of 140 g. its axle radius is 2.5 mm and its string is
The convex lens of a copy machine has a focal length of 25.0 cm. A letter to be copied is placed 40.0 cm from the lens. How far from the lens is the copy paper? The machine was adjusted to give an enlarged copy of the letter. How much larger will the..
question1a puck of mass m1 76.0 g and radius r1 4.40 cm glides across an air table at a speed of 1.50 ms. it makes a
Most of the blackholes observed by astronomers have masses equal to few solar masses (the result of the death of a high mass star) or have masses equal to several million solar masses. Calculate the Schwarzschild radius of a blackhole
A cable used to lift heavy materials like steel I-beams must be strong enough to resist breaking even under a load of 1.4 x 106 N. Find what cross-sectional area should the cable have if it's to be made of steel
Four identical charges (+2.9 μC each) are brought from infinity and fixed to a straight line. Each charge is 0.33 m from the next. Determine the electric potential energy of this group.
A 0.5 kg dart is fired vertically from a spring gun that has spring constant of 4000 N/m. Determine maximum height reached by dart.
a 280 kg log is pulled up a ramp by means of a rope that is parallel to the surface of the ramp. the ramp is inclined
the combination of two circular coaxial coils of radius a separated by a distance also equal to a with equal currents i
White light is the incident from air onto a transparent material at an angle of 40 degrees. What are the indices of refraction for the two colors
What is their velocity after impact if the falcon's velocity is initially 27.5 m/s and the dove's velocity is 6.15 m/s in the same direction
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