McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Uncategorized topics .
Chapters
| 1. |
Speed of sound in water is 1500 m s -1, depth of water when reflected sound waves are detected after 0.40 s is {{}} |
| A. | 700 m |
| B. | 600 km |
| C. | 600 m |
| D. | 750 km |
| Answer» C. 600 m | |
| 2. |
If a snail crawls 12 cm in 60 s then it's average speed in mm s -1 is {{}} |
| A. | 2 mm s -1 |
| B. | 5 mm s -1 |
| C. | 10 mm s -1 |
| D. | 20 mm s -1 |
| Answer» A. 2 mm s -1 | |
| 3. |
Speed of a body in particular direction can be called |
| A. | acceleration |
| B. | displacement |
| C. | velocity |
| D. | distance |
| Answer» C. velocity | |
| 4. |
If distance is increasing uniformly with time, then velocity is |
| A. | increasing |
| B. | decreasing |
| C. | constant |
| D. | zero |
| Answer» C. constant | |
| 5. |
If the slope of a graph is zero and so the displacement, then velocity is |
| A. | increasing |
| B. | decreasing |
| C. | constant |
| D. | zero |
| Answer» D. zero | |
| 6. |
Speed of snail as compared to speed of a car will be in units {{}} |
| A. | cm s-1 |
| B. | m s-1 |
| C. | km s-1 |
| D. | km h-1 |
| Answer» A. cm s-1 | |
| 7. |
{{}} If a river flows from west to east with constant velocity of 1.0 m s -1 and a boat leaves south bank heading towards north with velocity of 2.40 m s -1 , then resultant velocity of boat is |
| A. | 2.6 m s-1 |
| B. | 2.7 m s-1 |
| C. | 2.8 m s-1 |
| D. | 2.9 m s-1 |
| Answer» A. 2.6 m s-1 | |
| 8. |
Two sides of a rectangular table are 0.8 m and 1.2 m, the displacement of spider when it runs a distance of 2.0 m is |
| A. | 1.5 m |
| B. | 1.4 m |
| C. | 1.6 m |
| D. | 1.7 m |
| Answer» B. 1.4 m | |
| 9. |
Distance travelled by a body in time ‘t’ is |
| A. | instantaneous speed |
| B. | average velocity |
| C. | average acceleration |
| D. | instantaneous acceleration |
| Answer» B. average velocity | |
| 10. |
Displacement is a |
| A. | scalar quantity |
| B. | vector quantity |
| C. | base quantity |
| D. | derived quantity |
| Answer» B. vector quantity | |
| 11. |
A car is travelling at 15 m s-1, the distance it will travel in 1 hour is {{}} |
| A. | 54 km |
| B. | 55 km |
| C. | 56 km |
| D. | 57 km |
| Answer» A. 54 km | |
| 12. |
A car travelled south-west for 200 miles depicts |
| A. | distance |
| B. | speed |
| C. | velocity |
| D. | displacement |
| Answer» D. displacement | |
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