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The distance between two asteroids is 1600 km.How much time does it take for a light signal to go from one asteroid to the other? (c = 3.0 × 108 m/s)
Q2: When a diffraction grating having 5000 lines/cmis
Q16: In the circuit shown in the figure,the
Q25: Two parallel straight wires are 7.0 cm
Q29: A tank holds a layer of oil,of
Q33: In a compound microscope<br>A)both the objective and
Q38: Two solenoids are close to each other,as
Q59: A spaceship approaching an asteroid at a
Q62: Which one of the following lists gives
Q146: A multiloop circuit is shown in the
Q159: A total of 2.0 × 10<sup>13</sup> electrons