Which of the following is considered anitmatter?
a. u b. e–
c. e+ d. d
c
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Observer A sees a pendulum oscillating back and forth in a relativistic train and measures its period to be TA. Observer B moves together with the train and measures the period of the pendulum to be TB. These two results will be such that
A) TA > TB. B) TA = TB. C) TA < TB. D) TA could be greater or smaller than TB depending on the direction of the motion.
The diameter of the Moon is 3.47 × 106 m, and it subtends an angle of 0.00904 rad when viewed from the surface of Earth. How far is the Moon from Earth?
What will be an ideal response?
An aircraft undergoes a constant acceleration of 11 m/s2 for 12 seconds. The distance traveled is __________
Fill in the blank(s) with correct word
A 4.00 kg ball is moving at 3.00 m/s to the NORTH and a 5.00 kg ball is moving at 2.00 m/s to the NORTHWEST. The total momentum of the system is
A. 20.3 kg m/s at an angle of 89.7 degrees NORTH of EAST. B. 20.3 kg m/s at an angle of 24.6 degrees SOUTH of EAST. C. 26.1 kg m/s at an angle of 24.6 degrees NORTH of EAST. D. 26.1 kg m/s at an angle of 89.7 degrees SOUTH of EAST. E. 43.00 kg m/s at an angle of 45.0 degrees NORTH of EAST.