Electrostatics-Capacitors [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 8 - 13 of 100
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Passage
Capacitor C3 in the circuit is variable capacitor (its capacitance can be varied) . Graph is plotted between potential differences V, (across capacitor C1) versus C3 , Electric potential V1 approaches on asymptote of 10 volts as C3 ⇾ ∞
Question 8 (1 of 3 Based on Passage)
Question 9 (2 of 3 Based on Passage)
Question MCQ▾
The value of C3 for which potential difference across C1 will become 8V, is
Choices
Choice (4) | Response | |
---|---|---|
a. | 2.5 C1 | |
b. | 1.5 C1 | |
c. | 3.5 C1 | |
d. | 4.5 C1 |
Question 10 (3 of 3 Based on Passage)
Question MCQ▾
The ratio of energy stored in capacitor C1 to that of total energy when C3 ⇾ ∞ is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | Zero | |
c. | Data insufficient | |
d. | 1 |
Question 11
Question MCQ▾
Eight drops of mercury of equal radii possessing equal charges combine to form a big drop. Then the capacitance of bigger drop Compared to each individual small drop is
Choices
Choice (4) | Response | |
---|---|---|
a. | 4 times | |
b. | 8 times | |
c. | 2 times | |
d. | 32 times |
Question 12
Question MCQ▾
Separation between the plates of a parallel plate capacitor is d and the area of each plate is A. When a slab of material of dielectric constant k and thickness t (t < d) is introduced between the plates, its capacitance becomes
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 13
Question MCQ▾
Two dielectric slabs of constant K1 and K2 have been filled in between the plates of a capacitor as shown below. What will be the capacitance of the capacitor?
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |