Home › CBSE Class 11 (Science) › Physics › Units and Measurement › The argument of sin, log or exp in a physics for…
The argument of sin, log or exp in a physics formula must be what?
AOf time dimension
BOf length dimension
COf energy dimension
DDimensionless
Answer & Solution
Correct answer: D. Dimensionless
Special functions such as trigonometric, logarithmic and exponential ones only accept pure numbers.
Related questions
In electromagnetism, the symbol Q is added to T, L and M to represent what?Which base dimension is often added to T, L and M for thermodynamics?Why are length, velocity and time unsuitable as a set of base dimensions?In mechanics, the base dimensions T, L and M span a space of how many dimensions?Converting 35 yards to metres with 1 yard = 0.9144 m gives what length?Which pair of quantities can be compared directly, even in different units?An equation whose two sides have the same dimensions satisfies which property?Who introduced the concepts of dimensional analysis and quantity dimension in 1822?