Galvanized iron sheets have a coating of
1 Tin lead
2 Zinc
3 Chromium
4 Lead
Answers were Sorted based on User's Feedback
What is practical frequency. ? How create a frequency band?
What is voltage? ?? What type of of show voltage. ?? Practillay how's voltage?
Which of the following acids is used for ‘etching glass’? 1 HBrO3 2 H2F2 3 HCIO4 4 HIO4
Reaction of alcohol, with a carboxylic acid is known as 1 Substitution Reaction 2 Addition reaction 3 Esterification 4 Hydrogenation
What is blood ? Describe its functions in the human body ?
Explain the Aesthetic and Moral values of Science
0 Answers Mahatma Gandhi University,
difference between ancient age,middle age & modern age.
what are advantages of excess populatoin?
In fireworks, the green flame is produced because of 1 Mercury 2 Sodium 3 Potassium 4 Barium
iS ELEMENT IRON RADIOACTIVE AND WHY?
What are soaps? 1 Salts of silicates 2 Esters of heavy fatty acids 3 Sodium or potassium salts of heavier fatty acids 4 Mixture of glycerol and alcohols
Which gas is used in cold store ?