MDCAT
Physics
2021
Physics · Work, Power & Energy
Work through this past-paper style MCQ, then read the full explanation. Practice more physics questions on mMCQ with adaptive practice and topic analytics.
Question
Work is a _____.
Options
- A
Vector quantity
- B
Scalar quantity
- C
Sometime scalar some time vector
- D
None of these
Explanation
Work is given as;
W = F × d
Work is the product of Force, and displacement, both of which are vectors. The product of two vectors is a scalar quantity.
As explained above, this option is incorrect.
Work is given as; W = FxdWork is the product of Force, and displacement, both of which are vectors. The product of two vectors is a scalar quantity.
As explained above, this option is incorrect.
As explained above, this option is incorrect.
Tagged under Physics · Work, Power & Energy · 2021