Gamma-ray bursters are all found to be within our galaxy
Indicate whether the statement is true or false
FALSE
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A conducting rod slides at 4.0 m/s on metal rails separated by 2.0 m. If a current of 40 mA is generated in the circuit with resistance of 0.36 what is the magnetic field between the rails?
A. 0.028 T
B. 0.11 T
C. 14 mT
D. 3.6 mT
E. 1.8 mT
Compared to microwaves, the velocity of visible light waves in a vacuum is
A. more B. the same C. less
A football is thrown upward at a 30.0° angle to the horizontal. To throw a 40.0-m pass, what must be the initial speed of the ball?
A proton is placed in an electric field of intensity 700 N/C
What are the magnitude and direction of the acceleration of this proton due to this field? (mproton = 1.67 × 10-27 kg, e = 1.60 × 10-19 C) A) 6.71 × 109 m/s2 opposite to the electric field B) 6.71 × 1010 m/s2 opposite to the electric field C) 6.71 × 1010 m/s2 in the direction of the electric field D) 67.1 × 1010 m/s2 opposite to the electric field E) 67.1 × 1010 m/s2 in the direction of the electric field