The resultant of a pair of vectors is always
A. equal to either vector when the angle is 45°.
B. less than either vector.
C. greater than either vector.
D. none of the above
Answer: D
You might also like to view...
Graphene is a synthetic material that is 200 times stronger than steel which may eventually be used as a substitute for several existing materials.
Answer the following statement true (T) or false (F)
Lord Kelvin calculated Earth was 20-400 million years old. Why was he wrong?
a. He didn’t account for the erosion of sediments. b. He didn’t account for the presence of salt deposits. c. He wrongly assumed the oceans were initially fresh. d. His thermometer was incorrectly calibrated.
e. He didn’t know Earth had an internal heat source.Abyssal plains and abyssal hills cover a quarter of Earth's surface
Indicate whether the statement is true or false
Passive solar energy is trapped rather than generated
Indicate whether the statement is true or false