Dr. K C Trikha and N K Sehgal Solutions for Chapter: Electric Current and Its Chemical Effects, Exercise 1: Something To Know
Dr. K C Trikha Science Solutions for Exercise - Dr. K C Trikha and N K Sehgal Solutions for Chapter: Electric Current and Its Chemical Effects, Exercise 1: Something To Know
Attempt the free practice questions on Chapter 16: Electric Current and Its Chemical Effects, Exercise 1: Something To Know with hints and solutions to strengthen your understanding. The Living World A book of Science and Technology solutions are prepared by Experienced Embibe Experts.
Questions from Dr. K C Trikha and N K Sehgal Solutions for Chapter: Electric Current and Its Chemical Effects, Exercise 1: Something To Know with Hints & Solutions
Give reasons for the following:
To carry out electrolysis of water, a few drops of sulphuric acid are (carefully) added to the water.
Give reasons for the following:
Kitchen gas burners are often coated with chromium.
Define 'electroplating'. How can steel spoons be plated with silver?
State any three uses of electroplating.
Describe an experiment to show that we can get electrical energy by using a magnet.
A coil of insulated copper wire is connected to a torch bulb. State the likely 'response' of the bulb, if a bar magnet is pushed into the coil.
A coil of insulated copper wire is connected to a torch bulb. State the likely 'response' of the bulb, if a bar magnet is pulled out of the coil?
A coil of insulated copper wire is connected to a torch bulb. State the likely 'response' of the bulb, if a bar magnet is held stationary within the coil?
