wiz-icon
MyQuestionIcon
MyQuestionIcon
9
You visited us 9 times! Enjoying our articles? Unlock Full Access!
Question

Illustration: The mass of a box is 2.3 kg. Two marbles of masses 2.15 g and 12.39 g are added to it. Find the total mass of the box to the correct number of significant figures.


A

2 kg

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

2.310 kg

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

2.31 kg

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

2.3 kg

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D

2.3 kg


Total mass = 2.3 + 0.00215 + 0.01239 = 2.31 kg

Total mass in appropriate significant figures be 2.3 kg

(While addition you retain the number of digits after decimal places as they are in the observation with the minimum number of decimal places)


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Least Count of a Measuring Instrument
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon