Home
Class 11
PHYSICS
The sum of 6.75 xx 10^3 and 4.52 xx 10^2...

The sum of `6.75 xx 10^3 and 4.52 xx 10^2` cm according to right significant is---

A

`7.202xx10^3`cm

B

`72.0xx10^2`cm

C

`0.72xx10^4`cm

D

`7.20xx10^2`cm

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

Solve:- 10^5 xx 10^2 = ?

The value of Avogadro number is 6 .022 xx 10^23 . How many significant figures are there in this number.

Equilibrium constants of a reaction at 20^(@)C and at 50^(@)C are 2.5 xx 10^(5) and 2 xx 10^(6) respectively. For this reaction -

The Avogadro number is 6.022 xx10^(23) . How many significant figures are there ?

(-6) xx (-10) + (-4) xx 4 = square

The mass of a particles is 10^-10 g and its radius is 2xx10^-4 cm if its velocity is 10^-6 cm sec^-1 with 0.0001% uncertainty in measurement the uncertainty in its position is

Two charges 2.0xx10^(-6)C and 1.0xx10^(-6)C are placed at a separation of 10 cm. Where should a third charge be placed such that it experiences no net force due to these charges?

Charges +2 xx 10^(-7)C, -4 xx 10^(-7)C and +8 xx 10^(-7)C are placed at the vertices of an equilateral triangle of side 10 cm in air. Determine the electrical potential energy of this system of charges.