The dimensions of universal gas constant are
Options
(a) [ML²T⁻²θ⁻¹] (b) [M²LT⁻²θ] (c) [ML³T⁻²θ⁻¹] (d) None of these
Correct Answer:
[ML²T⁻²θ⁻¹]
Explanation:
According to Ideal gas equation, PV = nRT where P is the […]
If A.B=A x B,then the angle between A and B is
Options
(a) 45ﾟ (b) 30ﾟ (c) 60ﾟ (d) 90ﾟ
Correct Answer:
45ﾟ
Explanation:
No explanation available. Be the first to write the explanation […]
The pair of quantities having same dimensions is
Options
(a) Young’s modulus and energy (b) impulse and surface tension (c) angular momentum and work (d) work and torque
Correct Answer:
work and torque
Which of the following measurement is most precise?
Options
(a) 5.00 mm (b) 5.00 cm (c) 5.00 m (d) 5.00 km
Correct Answer:
5.00 mm
Explanation:
Precision is the degree to which […]
Pressure gradient has the same dimensions as that of
Options
(a) velocity gradient (b) potential gradient (c) energy gradient (d) none of these
Correct Answer:
none of these
Explanation:
No explanation available. Be […]
In an orbital motion, the angular momentum vector is
Options
(a) along the radius vector (b) parallel to the linear momentum (c) in the orbital plane (d) perpendicular to the orbital plane
Correct Answer: […]
If |A x B|= √3 A.B , then the value of |A + B|is
Options
(a) ( A² + B² + AB)¹/² (b) ( A² + B² + AB / √3)¹/² (c) (A + […]
The dimensions of Planck’s constant is same as that of
Options
(a) angular momentum (b) linear momentum (c) work (d) coefficient of viscosity
Correct Answer:
angular momentum
Explanation:
No explanation available. Be the […]
The component of vector A=2i+3j along the vector i+j is
Options
(a) 5/√2 (b) 10√2 (c) 5√2 (d) 5
Correct Answer:
5/√2
Explanation:
No explanation available. Be the first to write the explanation for […]
The potential energy of a system increases if work is done
Options
(a) upon the system by a non conservative force (b) by the system against a conservative force (c) by the system […]
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