Question:
The internal resistance of a 2.1 V cell which gives a current of 0.2 A through a resistance of 10 Ω is
The internal resistance of a 2.1 V cell which gives a current of 0.2 A through a resistance of 10 Ω is
Updated On: May 21, 2024
- 0.2Ω
- 0.5Ω
- 0.8Ω
- 1.0Ω
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct option is (B): 0.5Ω
Was this answer helpful?
0
0
Top Questions on Cells, Emf, Internal Resistance
- If three cells are connected in parallel as shown in figure, then equivalent emf would be:
- CUET (UG) - 2023
- Physics
- Cells, Emf, Internal Resistance
- In the circuit shown in the figure, the input voltage Vi is 20V, VBE = 0 and VCE = 0. The values of IB , IC and β are given by
- NEET (UG) - 2018
- Physics
- Cells, Emf, Internal Resistance
- The resistances of the four arms P, Q, R and S in a Wheatstone's bridge are 10 ohm, 30 ohm, 30 ohm and 90 ohm, respectively. The e.m.f. and internal resistance of the cell are 7 volt and 5 ohm respectively. If the galvanometer resistance is 50 ohm, the current drawn from the cell will be
- NEET (UG) - 2013
- Physics
- Cells, Emf, Internal Resistance
Questions Asked in NEET exam
- A 10 µF capacitor is connected to a 210 V, 50 Hz source as shown in figure. The peak current in the circuit is nearly (π = 3.14) :
:- NEET (UG) - 2024
- Capacitors and Capacitance
- \(^{290}_{82}X\stackrel{\alpha}{\rightarrow}Y\stackrel{e^+}{\rightarrow}Z\stackrel{\beta^-}{\rightarrow}P\stackrel{e^-}{\rightarrow}Q\)
In the nuclear emission stated above, the mass number and atomic number of the product Q respectively, are :- NEET (UG) - 2024
- Nuclear physics
- Match List I with List IIChoose the correct answer from the options given below:
List I List II A Down’s syndrome I 11th chormosome B α-Thalassemia II ‘X’ chromosome C β-Thalassemia III 21st chromosome D Klinefelter’s syndrome IV 16th chromosome - NEET (UG) - 2024
- Genetic Disorders
The velocity (v) - time (t) plot of the motion of a body is shown below :
The acceleration (a) - time(t) graph that best suits this motion is :- NEET (UG) - 2024
- speed and velocity
- An iron bar of length L has magnetic moment M. It is bent at the middle of its length such that the two arms make an angle 60° with each other. The magnetic moment of this new magnet is :
- NEET (UG) - 2024
- Magnetic Field
View More Questions