Fill in the Blanks
1. The distance covered by an object in a ……………….. is called its speed.
2. Time between one sunrise and the next sunrise was called a ……………….. .
3. In a simple pendulum, the metallic ball suspended by thread is called its ……………….. .
4. Time period of a pendulum depends on its ……………….. .
5. Motion of objects can be represented in the pictorial form by their ……………….. graph.
6. The distance-time graph for the motion of an object moving with a constant speed is a ………………..
7. A weight hung from a string, used to measure time period is ______________.
8. The rest position of pendulum is called ________________.
9. ____________ is the S.I unit of Time period.
10. The time taken to complete one oscillation is_______________.
11. ____________ and ____________ are two factors on which Time period of simple pendulum depends.
12. 1 microsecond = __________ second.
13. 1 nanosecond =______________ second. 1 miilisecond = ______________ second.
14. 1 millenium =____________ years.
15. ________________ is the triangular metal plate which is used in sun dial.
16. The metallic ball used in the pendulum is called__________________.
17. A diagram showing relationship between two variable a quantities each measured along one of a pair
of axes is called____________________________
18. A substance whose crystals can vibrate very fast and a very precise rate is called _________.
19. An instrument showing the time by the shadow of a pointer cast by the sun on to a graduated plate is
called_____________.
20. __________________ is a clock based on the principle of falling sand.
21. _________________ is an instrument which measures the distance travelled by a body.
22. Which of the two clock requires electric cell – quartz clock or sundial? _____________.
23. Two physical quantities required to calculate speed are ____________ and ___________.
24. ________________ effect of electric current is utilized in working of electric bell.
25. ________________ effect of current is involved in functioning of electric bulb.
26. ____________ and ____________ are two factors on which Time period of simple pendulum depends.
27. _______________, _______________ and ________________ are the three factors on which heat
produced in a circuit depends.
28. Full form of MCB is __________________________________.
29. A conductor with high resistance is called ___________.
30. _______________ is the triangular metal plate which is used in sun dial.
Answers
Answered by
3
Answer:
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Explanation:
1. The distance covered by an object in a unit of time is called the speed
2. Time between one sunrise and the next sunrise was called a day
4. Time period of a pendulum depends on its length of the string
5. Motion of objects can be represented in the pictorial form by their distance-time graph.
6. The distance-time graph for the motion of an object moving with a constant speed is a straight line.
Answered by
2
Answer:
1. time
2. day
3. rotation
4. length
5. speed
6. uniform graph
7. pendulum
8.equilibrium position
9. second
10. period T
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