Home
Class 12
PHYSICS
Statement-1: The numerical value (n)of a...

Statement-1: The numerical value (n)of a physical quantity is inversely proportional to size of unit (u) being used to measure it.
Statement-2:The magnitude of physical quantity does not change by changing the units.

A

Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.

B

Statement-1 is true, statement-2 is true and statement -2 is NQT the correct explanation for statement-1.

C

Statement-1 is true, statement -2 is false.

D

Statement-1 is false, statement -2 is true.

Text Solution

Verified by Experts

The correct Answer is:
A
Because `nu=nu`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Multiple objective|131 Videos

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Subjective|107 Videos

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Comphrehension|134 Videos

  • FLUID MECHANICS

    BANSAL|Exercise PYQS AIEEE|10 Videos

  • SEMICONDUCTORS

    BANSAL|Exercise CBSE Question|32 Videos

Similar Questions

Explore conceptually related problems

Does magnitude of a quantity change with change in the system of units ?

What are different systems of units used for measuring all kinds of physical quantities?

Knowledge Check

  • Numerical value of the magnitude of a physical quantity is

    A
    directly proportional to magnitude of the unit
    B
    inversely proportional to magnitude of the unit
    C
    independent of system of unit
    D
    either (a) or (b)

  • Statement-I: The product of the numerical value and unit of physical quantity remains same in every system of unit. Statement-II: magnitude of a physical quantity remains same in every system of units.

    A
    Statement-1 is true and statement -2 is true
    B
    Statement -1 is true and statement-2 is false
    C
    Statement-1 is false and statement -2 is true
    D
    Statement-1 is false and statement -2 is false

  • Which among the following physical quantities does not posses a unit?

    A
    Area
    B
    Volume
    C
    Density
    D
    Specific gravity

    • Similar Questions

    Explore conceptually related problems

    Which among the following physical quantities does not possess a unit?

    The numerical values and units of a physical quantity in two different system of units are n_(1), n_(2) and u_(1), u_(2) respectively. Then

    The physical quantity having the unit dyne g^(-1) is________ .

    If n is the numerical value of a physical quantity in the system in which its unit is u. then which of the following relations is correct?

    In the region of compression or rarefaction, in a longitudinal wave the physical quantity which does not change is

    Home
    Profile