1
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Two rods are joined end to end, as shown. Both have a cross-sectional area of 0.01 cm2. Each is 1 meter long. One rod is of copper with a resistivity of 1.7 $$ \times $$ 10$$-$$6 ohm-centimeter, the other is of iron with a resistivity of 10$$-$$5 ohm-centimeter.
How much voltage is required to produce a current of 1 ampere in the rods?
![NEET 2013 (Karnataka) Physics - Current Electricity Question 89 English](https://neetcare-image.cdn.examgoal.net/1qpqahkk7u23iw0/975b88f8-5e9d-429a-b3fe-dffc8559a84c/0fbaa600-674b-11ea-aedc-f1c8d8e0194b/file-1qpqahkk7u23iw1-277w.jpg)
How much voltage is required to produce a current of 1 ampere in the rods?
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
A 12 cm wire is given a shape of a right angled triangle ABC having sides 3 cm, 4 cm and 5 cm as shown in the figure. The resistance between two ends (AB, BC, CA) of the respective sides are measuread one by one ratio
![NEET 2013 (Karnataka) Physics - Current Electricity Question 88 English](https://neetcare-image.cdn.examgoal.net/1qpqahkk7u2txqb/94b90a8a-c699-4e40-9406-6af4fa8a2d46/ee3b5530-674d-11ea-aedc-f1c8d8e0194b/file-1qpqahkk7u2txqc-271w.jpg)
![NEET 2013 (Karnataka) Physics - Current Electricity Question 88 English](https://neetcare-image.cdn.examgoal.net/1qpqahkk7u2txqb/94b90a8a-c699-4e40-9406-6af4fa8a2d46/ee3b5530-674d-11ea-aedc-f1c8d8e0194b/file-1qpqahkk7u2txqc-271w.jpg)
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Ten identical cells connected in series are needed to heat a wire of length one meter and radius 'r' by 10oC in time 't'. How many cells will be required to heat the wire of length two meter of the same radius by the same temperature in time 't' ?
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
A long straight wire carries a certain current and produces a magnetic field 2 $$ \times $$ 10$$-$$4 Wb m$$-$$2 at a perpendicular distance of 5 cm from the wire. An electron situated at 5 cm from the wire moves with a velocity 107 m/s towards the wire along perpendicular to it. The force experienced by the electron will be (charge on electron 1.6 $$ \times $$ 10$$-$$19 C)
Paper analysis
Total Questions
Biology
82
Chemistry
39
Physics
43
More papers of NEET
NEET 2024 (Re-Examination)
NEET 2024
NEET 2023 Manipur
NEET 2023
NEET 2022 Phase 2
NEET 2022 Phase 1
NEET 2021
NEET 2020 Phase 1
NEET 2019
NEET 2018
NEET 2017
NEET 2016 Phase 2
NEET 2016 Phase 1
AIPMT 2015
AIPMT 2015 Cancelled Paper
AIPMT 2014
NEET 2013 (Karnataka)
NEET 2013
AIPMT 2012 Mains
AIPMT 2012 Prelims
AIPMT 2011 Mains
AIPMT 2011 Prelims
AIPMT 2010 Mains
AIPMT 2010 Prelims
AIPMT 2009
AIPMT 2008
AIPMT 2007
AIPMT 2006
AIPMT 2005
AIPMT 2004
AIPMT 2003
AIPMT 2002
AIPMT 2001
AIPMT 2000
NEET
Papers
2020
2014
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000