ICSE − Q & A

Two lamps, one rated 40 W, 220 V and the other having resistance 605
Ω(ohm) 60 W, 220 V are connected in parallel combination across to a 220 V
supply. Calculate the current drawn from the supply line.(also show the working in brief )

Face of a person sitting near a campfire appears to shimmer.
Why?

+ 1 more questions by siddhant94  

A fire tong has a length of 48cm and effort of 80N is applied at a distance of 12cm from its fulcrum to lift a load of 16N. Find MA,VR,Efficiency
asked by Siddhant Joshi (siddhant94) 6 years ago
3

I'm waiting for Saksham 😌

can we write centre of gravity of triangle as centroid?

+ 1 more questions by jatintara  

characteristics of image formed by collimator of spectrometer?
asked by Hatake Kakashi (jatintara) 6 years ago
3

Darth Vader Where You At Boi?
Obi-Wan Calls Out To You.

Can we skip 3rd part of current electricity? Tried a lot but cant understand anything

+ 3 more questions by panna2431  

WHy is coiled filament used in the bulb?
asked by Panna Thakkar (panna2431) 6 years ago
1

Why does alpha have highest inosing power?
asked by Panna Thakkar (panna2431) 6 years ago
2

Equal amount of hot water at a certain temprature is added to cold water at 10 degree and the resulting mixture was found to be at 20 degree. Calculate temprature of hot water. SHOW SOMEONE WITH STEPS PLEASE
asked by Panna Thakkar (panna2431) 6 years ago
4

Can a body have infinite Heat Capacity?
If yes, then how?

Will combination of ONE FIXED and other movable pulleys be asked?? It is not in the syllabus.

Note: PLEASE read all the chapters thoroughly atleast once. Ek ek word padhna. Mark my words, you won't regret it

A prism causes dispersion of white light whereas a rectangular glass block does not. Why?