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Two parallel slits used for a young's interferometer experiment are 0.5 mm apart. the screen on which, the fringes are projected is 1.5 m from the slits. What is the distance between the fringes for monochromatic red light of wavelength 600 nm? how far is the third dark fringe from the central bright one?
A point charge q1=15.00 µC is held fixed in space. What is the acceleration of the sphere at the instant when its speed is 23.0m/s
Very small forces can have tremendous effects on the motion of very small objects. From rest, how much time would it take for the electron to reach a speed of 3.0 × 106 m/s
Two dogs pull horizontally on ropes attached to a post; the angle between the ropes is 53.0 degree. Find the angle the resultant force makes with dog
A man enters a tall tower, needing to know its height. If this pendulum is taken to the Moon, where the free-fall acceleration is 1.67 m/s2, determine what is the period there
A modern sculpture has a large horizontal spring, with a spring constant of 274 N/m, By how much has the spring stretched
suppose a spacecraft is sent to study an object somewhere in our milky way galaxy. this spacecraft finds out that the
during a tennis match a player serves the ball at a speed s with the center of the ball leaving the racquet at
A ball weighs 10N is dropped freely from a window of height 10m from the ground. How much force does it exert on the ground
A 1530-kg car is traveling with a speed of15.0 m/s. What is the magnitude of the horizontal net force that isrequired to bring the car to a halt in a distance of 41.0 m?
The drawing shows an intravenous feeding. With the distance shown (0.610m), nutrient solution (p = 1050 kg/m^3) can just barely enter the blood in the vein. What is the measure pressure of the venous blood? Express your answer in millimetres of mercu..
A particle with positive charge q = 1.28 x 10^(-18) C moves with a velocity = (3i + 2j - k ) m/s through a region where both a uniform magnetic field, Calculate the total force on the moving particle
What is the speed of a 2.6 (kinetic energy) electron? What is the speed of a 2.6 proton?
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