1. | stress and energy |
2. | force and work |
3. | torque and work |
4. | velocity gradient and time |
1. | \(2340.32\) g, \(0.02\) g |
2. | \(2.340\) kg, \(0.02\) g |
3. | \(2.3\) kg, \(0\) g |
4. | \(2.334032\) kg, \(0.02\) g |
Assertion (A): | When we change the unit of measurement of a quantity, its numerical value changes. |
Reason (R): | Smaller the unit of measurement, smaller is its numerical value. |
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | Both (A) and (R) are false. |
1. | 3.02 cm | 2. | 3.06 cm |
3. | 3.10 cm | 4. | 3.20 cm |
1. | \({\large\frac{\text{force}}{\text{volume}}},\text{ surface tension}\) |
2. | \(\text{torque},\text{ pressure}\times\text{volume}\) |
3. | \(\text{specific heat}\times\text{mass},\text{ energy}\) |
4. | \({\large\frac{\text{pressure}}{\text{acceleration}}},\text{ density}\) |
Column I | Column II | ||
(A) | Dimensions of \(A\) | (P) | \([M^0L^0T^{-1}]\) |
(B) | Dimensions of \(k_{1}\) | (Q) | \([M^0L^{-1}T^{-1}]\) |
(C) | Dimensions of \(k_{2}\) | (R) | \([MLT^{-2}]\) |
(D) | Dimensions of \(k_{1}k_{2}\) | (S) | \([M^0L^{-1}T^{0}]\) |
1. | A → R, B → S, C → P, D → Q |
2. | A → P, B → Q, C → R, D → S |
3. | A → R, B → P, C → Q, D → S |
4. | A → S, B → P, C → Q, D → R |
Statement A: | In a number less than \(1\), all zeros on the right of decimal point are significant. |
Statement B: | Zeros between two non-zero numbers are not significant. |
1. | Statement A is correct. |
2. | Statement B is correct. |
3. | Both Statements A and B are correct. |
4. | Both Statements A and B are incorrect. |