PCP
ACP
PRARMBH CHAPTERWISE PROBLEMS
AARAMBH CHAPTERWISE PROBLEMS
Class-11th
Units And
Measurement
PRASHANT
PRASHANTKIRAD
KIRAD
,PRASHANT KIRAD
Units And
Measurements
(Options acche se padhna)
VERY SHORT QUESTIONS (1 Mark)
1) Which of the following is most accurate ?
A. 7000m
B. 7 × 10² m
C. 7 × 10³
2) The dimensions of Kinetic energy is same as that of
a. Pressure
b. Work
c. Momentum
d. Force
3) The percentage errors in the measurement of mass and
momentum of an object are 1% , 2% respectively. the percentage
error in the measurement of kinetic energy of object will be ?
[NEET2024]
a. 1%
b. 3%
c. 4%
d. 5%
4) Which of the following physical quantities have same unit in all
three system of unit
A. mass
B. length
C. time
D. none of these
JOSH METER?
, PRASHANT KIRAD
5) The dimensional formula for Planck’s constant is
2 -1
a. [ML T ]
2 2 -1
b. [M L T ]
c. [MLT]
1 -1
d. [ML T ]
(6)The mechanical quantity , which has dimension of reciprocal of
mass (M ) is : ? [NEET2023]
(a) angular momentum
(b) cofficient of thermal conductivity
(c) torque
(d) gravitational force
(7)If E and H represents the intensity of electric field and magnetising
field respectively, then the unit of E/H will be [JEE 2021]
(a) newton
(b) joule
(c) mho
(d) ohm
(8)When the number 6.03587 is rounded off to the second place of
decimals, it becomes
(A) 6.035
(B) 6.04
(C) 6.03
(D) None
(9) If the velocity (V) acceleration (A) and force (F) are taken as
fundamental quantities instead of mass (M), length (L) and time (T),
the dimension of Young’s modulus would be [NEET 2016]
(A) F A₂ V⁻²
(B) F A₂ V⁻³
(C) F A₂ V⁻⁴
(D) F A₂ V⁻⁵
ACP
PRARMBH CHAPTERWISE PROBLEMS
AARAMBH CHAPTERWISE PROBLEMS
Class-11th
Units And
Measurement
PRASHANT
PRASHANTKIRAD
KIRAD
,PRASHANT KIRAD
Units And
Measurements
(Options acche se padhna)
VERY SHORT QUESTIONS (1 Mark)
1) Which of the following is most accurate ?
A. 7000m
B. 7 × 10² m
C. 7 × 10³
2) The dimensions of Kinetic energy is same as that of
a. Pressure
b. Work
c. Momentum
d. Force
3) The percentage errors in the measurement of mass and
momentum of an object are 1% , 2% respectively. the percentage
error in the measurement of kinetic energy of object will be ?
[NEET2024]
a. 1%
b. 3%
c. 4%
d. 5%
4) Which of the following physical quantities have same unit in all
three system of unit
A. mass
B. length
C. time
D. none of these
JOSH METER?
, PRASHANT KIRAD
5) The dimensional formula for Planck’s constant is
2 -1
a. [ML T ]
2 2 -1
b. [M L T ]
c. [MLT]
1 -1
d. [ML T ]
(6)The mechanical quantity , which has dimension of reciprocal of
mass (M ) is : ? [NEET2023]
(a) angular momentum
(b) cofficient of thermal conductivity
(c) torque
(d) gravitational force
(7)If E and H represents the intensity of electric field and magnetising
field respectively, then the unit of E/H will be [JEE 2021]
(a) newton
(b) joule
(c) mho
(d) ohm
(8)When the number 6.03587 is rounded off to the second place of
decimals, it becomes
(A) 6.035
(B) 6.04
(C) 6.03
(D) None
(9) If the velocity (V) acceleration (A) and force (F) are taken as
fundamental quantities instead of mass (M), length (L) and time (T),
the dimension of Young’s modulus would be [NEET 2016]
(A) F A₂ V⁻²
(B) F A₂ V⁻³
(C) F A₂ V⁻⁴
(D) F A₂ V⁻⁵
