A LAMP RATED 100W AT 200V IS CONNECTED TO THE MAINS ELECTRIC SUPPLY

1.WHAT AMOUNT OF CURRENT IS DRAWN FROM THE SUPPLY LINE IF THE VOLTAGE IS 220V?

2.WHAT IS IT’S RESISTANCE

What type of questions asked from the lesson of magnetic effect of electric current 

Wavelength of green light is

A) 400-450 nm

B) 500-550 nm

C) 660-720 nm

D) 720-800 nm

What is the difference between anaerobic & aerobic respiration? Name some organism that uses the aerobic mode of respiration?

What are the main components of our environment? Explain each of them briefly.

What are examples of hydrotropism plants?