BITSAT SERIES
Chemistry

Units And Measurement

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

3
2009

Chapter Questions
3 MCQs

01
PYQ 2009
medium
chemistry ID: bitsat-2
Given the numbers : 161 cm, 0.161 cm, 0.0161 cm. The number of significant figures for the three numbers are
1
3, 4 and 5 respectively
2
3, 3 and 4 respectively
3
3, 3 and 3 respectively
4
3, 4 and 4 respectively
02
PYQ 2009
easy
chemistry ID: bitsat-2
Given that A + B = R and Aยฒ + Bยฒ = Rยฒ. The angle between A and B is:
03
PYQ 2009
easy
chemistry ID: bitsat-2
In the relation P = (ฮฑ Z)/(ฮฒ) eโปแตฮธ, P is pressure, Z is distance, k is Boltzmann constant and ฮธ is the temperature. The dimensional formula of ฮฒ will be: