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In a Young's double-slit experiment, two rays of monochromaticlight emerge from the slits and meet at a point on a distantscreen. The point on the screen where these two rays meet is theeighth order bright fringe. The difference in the distances thatthe two rays travel is 4.57x10-6m. What is the wavelength (in nm) of the monochromatic light?
A 2.27-kg block (M1) and a 5.87-kg block (M2) are connected by a massless string. Applied forces, F1 = 10.1 N and F2 = 4.83 N, act on the blocks, What is the net force acting on M1
An object is subject to a restoring force F = 8x3, How much work must be done to move the object from x = 0.10 to x = 0.47 m
A common flashlight bulb is rated at 0.270 A and 3.36 V (the values of current and voltage under operating conditions). estimate the temperature of the tungsten filament when the bulb is turned on
A chick farmer decides to increase the size of her flock from500 chickens to 2000 chickens. estimate how much louder will the sound be
Two tugboats pulls a disabled supertanker. Each tug exerts a constant force of 1.80x106 N, What is the total work they do on the supertanker
q1. a pinball machine launches a 139 g ball with a spring-driven plunger. the game board is inclined at 6 above the
a river has a 5m/s current due east. With respect to the water, the boats velocity is 12m/s at 60 degress north of east. What is the velocity of the boat relative to the earth
A pendulum makes 24 oscillations in 39s. The period is 1.6 s 1. Find the pendulum's length
Calculate momenta before collision of the objects with masses m1=10g and m2=20g, moving with speeds v1=2m/s and v2=7m/s
Two bugs are buzzing with the same frequency of 186Hz. One of the bugs is flying away from a stationary observer at 9.0m/s, What is the beat frequency that the observer hears
In reaching her destination, a backpacker walks with an average velocity of 1.37 m/s, due west. This average velocity results because she hikes for 6.44 km with an average velocity of 2.54 m/s, due west, turns around, how far east did she walk
The spin cycles of a washing machine have two angular speeds, 437 rev/min and 641 rev/min. The internal diameter of the drum is 0.620 m. Find the laundry's maximum tangential speed
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