Browse by Stream
-
Engineering and Architecture
Colleges
Predictors
Resources
Quick links
- Computer Application and IT
- Pharmacy
-
Hospitality and Tourism
Exams
Colleges
Predictor
-
Competition
Predictors
Resources
-
School
Exams
Ranking
Products & Resources
- Study Abroad
-
Arts, Commerce & Sciences
Exams
Colleges
Predictors
-
Management and Business Administration
Colleges
Predictors
-
Learn
Government Jobs
-
Medicine and Allied Sciences
Colleges
Predictors
-
Law
Resources
Colleges
-
Animation and Design
Predictors
Colleges
-
Media, Mass Communication and Journalism
Colleges
- Finance & Accounts
- Home
- When the free ends of a tester are dipped into a solution, the magnetic needle shows deflection. Can you explain the reason?
Q&A - Ask Doubts and Get Answers
Q
When the free ends of a tester are dipped into a solution, the magnetic needle shows deflection. Can you explain the reason?
Q2. When the free ends of a tester are dipped into a solution, the magnetic needle shows deflection. Can you explain the reason?
Answers (1)
Views
S
Sayak
The magnetic needle shows deflection and therefore current must be flowing through the circuit. The circuit is complete and therefore the solution is electrically conducting due to the presence of charged particles called ions.
Similar Questions
- Q. At room temperature (27.0 °C) the resistance of a heating element is 100 Ω. What is the temperature of the element if the resistance is found to be 117 Ω, given that the temperature coefficient of the material of the resistor is
- Q. The degree of ionization of a 0.1M bromoacetic acid solution is 0.132. Calculate the pH of the solution and the pK_a of bromoacetic acid.
- Q. n deriving Bernoulli’s equation, we equated the work done on the fluid in the tube to its change in the potential and kinetic energy. (a) What is the largest average velocity of blood flow in an artery of diameter
- Q. How many sides does a regular polygon have if each of its interior angles is 165°?
- Q. Let the resistance of an electrical component remains constant while the potential difference across the two ends of the component decreases to half of its former value. What change will occur in the current through it ?
Related Chapters
- Microorganisms: Friend and Foe
- Synthetic Fibres and Plastics
- Materials: Metals and Non-Metals
- Coal and Petroleum
- Combustion and Flame
- Conservation of Plants and Animals
- Cell : Structure and Functions
- Reproduction in Animals
- Reaching the Age of Adolescence
- Force and Pressure
- Friction
- Sound
- Chemical Effects of Electric Current
- Some Natural Phenomena
- Light
- Stars and The Solar System
- Pollution of Air and Water