A personrsquos face is 300 cm in front of a concave makeup
A person’s face is 30.0 cm in front of a concave makeup mirror, producing an upright image that is 1.35 times as large as the object. What is the mirror’s focal length f?
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a certain freely falling object needs 175 s to trava certain freely falling object needs 175 s to travel the last 400 m
two astronauts one of mass 60 kg and the other 82 kg are initially at rest in outer space they then push each other
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a ball is thrown vertically upward with a speed of 100 msa how high does it riseb how long does it take to reach its
a personrsquos face is 300 cm in front of a concave makeup mirror producing an upright image that is 135 times as large
1 a 1kg ball with velocity 20ms bounces perpendicularly off a wall so it has the similar speed afterward if the average
a concave mirror and a plane mirror f 830 cm are facing each other and are separated by a distance of 230 cm an object
an instrument utilized for measurement the depth of oceans sends ultrasonic signals to the bottom of the ocean the
a vibrating tuning fork of freq 256 hz is held over the top of a vertical tube full of water the water is allowed to
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