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a 20x microscope objective is designed for use in an oil immersion microscope with 16 cm tube length the lens is marked
what constitutes a rational expression how would you explain this concept to someone unfamiliar with
saly and marbel had the same number of cards at first aafter saly sold 18 of her cardsmabel had four times as many
a suppose a hockey puck slides down a frictionless ramp with an acceleration of 560 ms2 what angle does the ramp make
a car of mass m is on an icy driveway inclined at an angle 160deg as shown in the figurea determine the acceleration
a poker hand consists of five cards drawn from a deck of 52 cards each card has one of 13 denominations 23410 jack
a 320 kg steel ball strikes a wall with a speed of 100 ms at an angle of 600deg with the surface it bounces off with
a 690 kg person throws a 00400 kg snowball forward with a ground speed of 350 ms a second person with a mass of 590 kg
a football team wins 80 of its games suppose the team plays 16 games in a season and that the outcome of each game is
a 030 kg puck initially at rest on a frictionless horizontal surface is struck by a 020 kg puck that is initially
a coaxial cable has a capacitance of 30 pf the inner conductor has a radius of 10 mm and the outer conductor has an
a pendulum consists of a sphere of mass 18 kg attached to a light cord of length 105 m as in the figure below the
a 880-kg block of ice released from rest at the top of a 133m--long frictionless ramp slides downhill reaching a speed
your task in physics lab is to make a microscope from two lenses one lens has a focal length of 2 cm the other a focal
jill has just gotten out of her car in the grocery store parking lot the parking lot is on a hill and is tilted 3
a toy train is pushed forward and released at with a speed of 20 ms it rolls at a steady speed for 20 s then one wheel
the radius of the sun is 695 times 108 m it radiates heat at the rate of 542 times 1026 w assuming that it is a perfect
a 0400-kg bead slides on a frictionless curved wire starting from rest at pt a in the figure below where h 150m at
an initially stationary box of sand is to be pulled across a floor by means of a cable in which the tension should not
a base ball has mass 0145 kga if the velocity of a pitched ball has a magnitude of 450 ms and the batted balls velocity
an electron traveling at a speed of 737 x 107 ms strikes the target of an x-ray tube upon impact the electron
a rocket is launched a t an angle of 530 degrees to the horizontal at 360 kmh and moves along a straight line with a
my clothes washer spins the wash at a speed of 833revmin to remove the water the drum is 215 inches in diameter what is
the beretta model 92s the standard-issue us army pistol has a barrel 127 rm mm long the bullets leave this barrel with
a dog searching for a bone walks 220 m south then 820 m at an angle 300deg north of east and finally 180 m west using