NSO Level 1- Science Olympiad (SOF) Class 10: Questions 304 - 309 of 1497
Choose Programs:
🎯 1497 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)
Rs. 500.00 -OR-
3 Year Validity (Multiple Devices)
CoverageDetailsSample Explanation
Help me Choose & Register (Watch Video) Already Subscribed?
Question 304
Question MCQ▾
Which of the following rule help to fixed the direction of induced magnetic field around a current carrying wire?
Choices
Choice (4) | Response | |
---|---|---|
a. | Right hand thumb rule | |
b. | Fleming՚s Right hand rule | |
c. | Left hand thumb rule | |
d. | Kirchhoff՚s rule |
Question 305
Question MCQ▾
The magnetic field means:
Choices
Choice (4) | Response | |
---|---|---|
a. | The area covered by the magnet | |
b. | The whole space in which magnet is placed | |
c. | The area at where magnetic force is experienced. | |
d. | All of the above |
Question 306
Question MCQ▾
Which of the following are used as ‘Moderator’ in nuclear reactor?
I. Graphite
II. Cadmium
III. Boron
IV. Beryllium
Which of the following is/are correct?
Choices
Choice (4) | Response | |
---|---|---|
a. | II and IV only | |
b. | I and IV only | |
c. | II and III only | |
d. | I and III only |
Question 307
Question MCQ▾
Which of the following considered as biogas?
Choices
Choice (4) | Response | |
---|---|---|
a. | Gobar gas plant | |
b. | Cattle dung | |
c. | Garbage | |
d. | Both a. and b. are correct |
Question 308
Question MCQ▾
In which year the first practical solar cell made?
Choices
Choice (4) | Response | |
---|---|---|
a. | 1958 | |
b. | 1954 | |
c. | 1839 | |
d. | 1883 |
Question 309
Question MCQ▾
Which of the following are good source of energy?
I. Be economical
II. Be easily be transported and stored
III. Which would be easily accessible
IV. Present in abundant quantity
Which of the following is/are correct?
Choices
Choice (4) | Response | |
---|---|---|
a. | I, II, III and IV only | |
b. | I and II only | |
c. | I, II and IV only | |
d. | II, III and IV only |