The speed of light is 3.0x108 m.s-1. What is this speed in nm.ms-1?
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A boat, the speed of which is 10 m.s-1 relative to the water, sails downstream at an angle of 60 degrees, with the flow of the river current. The current flows at 4m.s-1. What is the resultant velocity of the boat?
A small remote-controlled car with mass 1.5 kg moves at a constant speed of 12 m.s in a vertical circle inside a metal track (see figure). B V = 12.0 m/s 5.00 m A. What is its centripetal acceleration? m.s B. What is the magnitude of the centripetal force acting on the car? N C. What is the magnitude of the force exerted by the track on the car at point B? N
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Transverse pulses travel with a speed of 214 m.s' along a taut steel wire whose diameter is 2.3 mm. A. What is the linear mass density of the wire? Units: kg.m Answer: B. What is the tension in the wire? Units: N Answer:
Si Properties of Light, Quantum Theory and Electron Configurations: Hz-15-1 / 6. Light has a frequency of 5.45 x 104 Hertz. What is its wavelength? a. 1.82 x 10 nm 3.0x108 b. 1.82 x 10-nm c. 1.82 x 10 nm a.) 5.5.0 x 10nm e. 550 nm - 5.45X1014
-1 A 10 g marble rolls to the left with a velocity of 0.4 m.s and makes a head-on collision with a 30 g marble rolling to the right with a velocity of 0.2 m.s The final velocity of the larger (30 g) marble after the collision is 0.15 ms to the right. 0.200 m/s 0.400 m/s 30.0 g 10.0 g m.s A. What is the final velocity of the small marble? B. What type of collision is this?
green light (520 nm) enters glass with n= 1.52. what is the speed
of light in the glass?
Green light (520 nm) enters glass with n 1.52. What is speed of light in the glass? (Answer is * 1048 m/s. Just fill in the number in the blank, not the power.) nter
A certain spaceship has a speed of 13600 mi/hr. What is its speed in light-years/century? A light-year is the distance that light travels in one year with a speed of 186,000 mi/s.
1. The index of halite(rock salt) is 1.63. What is the speed of light in halite? 2. Calculate the critical angle for a cubic zirconia (artifical diamond; n=2.26) into air
The speed of light is 3 x 108 meters per second (m/s). What is the speed of light in miles per year (mi/yr)?
Find the ratio of the speed of light in fused quartz to the speed of light in flint glass.