Components: The magnitude of
is 5.5 m, and this vector lies in the second quadrant and makes an angle of 34 ° with the +y-axis. The components of
are closest to:
A. Ax = -3.1 m, Ay = 4.6 m.
B. Ax = 3.1 m, Ay = -4.6 m.
C. Ax = 4.6 m, Ay = -3.1 m.
D. Ax = -4.6 m, Ay = 3.1 m.
E. Ax = -4.6 m, Ay = -3.1 m.
Answer: A
You might also like to view...
Standing Sound Waves: In a resonating pipe that is open at one end and closed at the other, there
A. are displacement nodes at each end. B. are displacement antinodes at each end. C. is a displacement node at the open end and a displacement antinode at the closed end. D. is a displacement node at the closed end and a displacement antinode at the open end.
A violation of the second law of thermodynamics would occur if
a. a ball lying on the ground started to bounce. b. transfer of energy by heat moved energy from an object at low temperature to an object at a higher temperature. c. a motion picture was run backwards through the projector. d. any of the above occurred. e. (a) or (b) occurred, but not (c).
To produce an acceleration to a system there
A) must be a net force on the system. B) may or may not be a net force on the system. C) must be acceleration outside the system also.
Particles possessing half-integral spins are called _________ and particles with integral spins are called ________
a. quarks b. fermions c. bosons d. antiquarks