Question Paper
Class / Subject: Class 9 (SSC) · Science and Technology (विज्ञान आणि तंत्रज्ञान)
Chapter: Chapter 3 — Chapter 3: Current Electricity
Time Allowed: 32 minutes
Max Marks: 16
1. What does Ohm's law state? [1]
(A) V=IR
(B) V=I+R
(C) V=I/R
(D) V=I-R
2. What stays the same in a series circuit? [1]
(A) Current
(B) Voltage
(C) Resistance always equal
(D) Nothing stays the same
3. What happens to voltage in a series circuit? [1]
(A) It divides across components
(B) It stays the same
(C) It disappears
(D) It doubles
4. What stays the same in a parallel circuit? [1]
(A) Voltage
(B) Current
(C) Resistance always equal
(D) Nothing stays the same
5. What happens to current in a parallel circuit? [1]
(A) It divides among branches
(B) It stays the same
(C) It disappears
(D) It doubles
6. How do resistances combine in series? [1]
(A) They add directly
(B) Reciprocals add
(C) They multiply
(D) They cancel out
7. What is the power formula? [1]
(A) P=VI
(B) P=V+I
(C) P=V-I
(D) P=V/I only
8. Why learn about current electricity? [1]
(A) Essential for understanding circuits and devices
(B) No reason
(C) It's not useful
(D) Only for tests
9. What does Ohm's law state? [1]
(A) V=IR
(B) V=I+R
(C) V=I/R
(D) V=I-R
10. What stays the same in a series circuit? [1]
(A) Current
(B) Voltage
(C) Resistance always equal
(D) Nothing stays the same
11. What happens to voltage in a series circuit? [1]
(A) It divides across components
(B) It stays the same
(C) It disappears
(D) It doubles
12. What stays the same in a parallel circuit? [1]
(A) Voltage
(B) Current
(C) Resistance always equal
(D) Nothing stays the same
13. What happens to current in a parallel circuit? [1]
(A) It divides among branches
(B) It stays the same
(C) It disappears
(D) It doubles
14. How do resistances combine in series? [1]
(A) They add directly
(B) Reciprocals add
(C) They multiply
(D) They cancel out
15. What is the power formula? [1]
(A) P=VI
(B) P=V+I
(C) P=V-I
(D) P=V/I only
16. Why learn about current electricity? [1]
(A) Essential for understanding circuits and devices
(B) No reason
(C) It's not useful
(D) Only for tests