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An 3.90 millimeter tall object is 21 centimeter from the center of a silvered spherical glass Christmas tree ornament 5.75 centimeter in diameter.
Part A) Estimate the position of its image?
(in cm)
Part B) Evaluate what is the height of its image?
(in mm)
Two horses pull horizontally on ropes attached to a tree stump. Each horse pulls with a force of magnitude F. If the resultant force (vector R) has the magnitude R = 1.58 F, what is the angle (in degrees) among the two ropes?
a rotating merry-go-round makes one complete revolution in 4.0s.a what is the linear speed of a child seated 1.2m from
The three displacement vectors in the drawing have magnitudes of A = 5.47 m, B = 5.43 m, and C = 3.91 m. Find the resultant ((a) magnitude and (b) directional angle) of the three vectors by means of the component method. Express the directional an..
A garden hose of inner radius 1.1 cm carries water at 1.8 m/s. The nozzle at the end has radius 0.25 cm. How fast does the water move through the nozzle
Two skaters, one with mass 65 kilogram and the other with mass 40 kilogram, stand on an ice rink holding a pole of length 10 meter and negligible mass. Evaluate how far does the 40 kilogram skater move
The specific heat of copper is 0.386 J/goC. Find what is the amount of heat necessary to warm up 100 gram of copper from 200C to 400C
A current of 10.0 mA is maintained in a single circular loop with a circumferenceof 1.60 m. A magnetic fieldof0.550 T is directed parallel tothe plane of the loop. What is the magnitude of the torque exerted by the magnetic field on the loop?
A microphone is attached to a spring that is suspended from the ceiling. Directly below on the floor is a stationary 412-hertz source of sound. determine the amplitude of the simple harmonic motion.
Two particles each have a mass of 6.0*10-3 kg. One has a charge of +5.0*10-6 C and the other has a charge of -5.0*10-6 C. They are originally held at rest at distance of 0.80m apart.
A brick of mass M sits on a rubber pillow of mass m . Together they are sliding to the right at constant velocity on an ice-covered parking lot, Draw a free-body diagram of the brick and identify each force acting on it
a bb gun is fired at a cardboard box m2 1.85 kg on a frictionless surface. the bb has a mass of m1 0.044 kg and
A concave spherical mirror has a radius of 11.0cm. Anobjeect of height 1.5cm is placed 15.0cm from the mirrir. Where is the image and How tall is the image
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