Which path correctly indicates the motion of the pendulum bob after the string is cut when the pendulum is at the bottom of its swing?
A. A
B. B
C. C
C. C
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A particle (m = 2.0 mg, q = -5.0 mC) has a speed of 30 m/s at point A and moves (with only electric forces acting on it) to point B where its speed is 80 m/s. Determine the electric potential difference VA - VB
a. -2.2 kV b. +1.1 kV c. -1.1 kV d. +2.2 kV e. +1.3 kV
In the process of nuclear fusion,
A) two or more nuclei fuse or stick together to form a heavier nucleus that has exactly the same mass as the original nucleus B) a heavy nucleus breaks apart into a number of smaller nuclei whose combined mass is less than the original nucleus C) two or more nuclei fuse or stick together to form a heavier nucleus whose combined mass is slightly less than the original nucleus D) two or more nuclei fuse or stick together to form a heavier nucleus whose combined mass is slightly greater than the original nucleus
A jet plane travels around the world at 2000 mi/hr (894 m/s). Two accurate atomic clocks measure the times of flight, one on board the plane and the second on Earth. If it takes 12 hours to complete the journey, what will the time difference (in ?s) be?
A. 0.75 B. 0.50 C. 0.25 D. 1.0 E. 0.19
The ____________________ is a measure of the finest detail that can be seen in an image
Fill in the blank(s) with correct word