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
- Match List I with List IIChoose the correct answer from the options given below
List-I List-II A Rhizopus I Mushroom B Ustilago II Smut fungus C Puccinia III Bread mould D Agaricus IV Rust fungus - NEET (UG) - 2024
- Nomenclature and taxonomy
- Match List I with List II
List I List II A Pons I Provides additional space for Neurons, regulates posture and balance. B Hypothalamus II Controls respiration and gastric secretions. C Medulla III Connects different regions of the brain. D Cerebellum IV Neurosecretory cells
Choose the correct answer from the options given below:- NEET (UG) - 2024
- excretory products and their elimination
- Given below are two statements:
Statement I : Chromosomes become gradually visible under light microscope during leptotene stage.
Statement II : The begining of diplotene stage is recognized by dissolution of synaptonemal complex.
In the light of the above statements, choose the correct answer from the options given below:- NEET (UG) - 2024
- cell cycle and cell division
- Two heaters A and B have power rating of 1 kW and 2 kW, respectively. Those two are first connected in series and then in parallel to a fixed power source. The ratio of power outputs for these two cases is :
- NEET (UG) - 2024
- work, energy and power
- The compound that will undergo SN1 reaction with the fastest rate is
- NEET (UG) - 2024
- Organic Chemistry- Some Basic Principles and Techniques
View More Questions