ICSE − Q & A

Can anyone pls tell me that y do v have to use 1000 in Question 8.b. (ICSE Physics specimen paper).2017

Can free vibrations be practically obtained??

What are u guys using for drawing pulleys??procircle or rounder (don't use coins please it is not allowed)

According to : V = IR
Voltage is directly proportional to Current
But according to: P = VI
Voltage is indirectly proportional to Current
Does it has to do something with the quantity which we want to keep constant.

+ 1 more questions by akhooda  

Why doesn't emf of a cell depends on the amount of electrolyte?
asked by Anurag Hooda (akhooda) 7 years ago
2

Any difference between the 2016 and 2017 Selina Concise Physics textbooks?

http://www.respaper.com/ved0_ssk_respaper_pongala/9739-pdf.html Q5(c)ii

+ 1 more questions by techtoicsaf  

Which is the best place to prepare for numericals?
asked by Ronaldo (techtoicsaf) 7 years ago
2

It is said in the book that solenoid is a cylindrical coil whose diameter should be less than the length? But why?

200g of ice at 0 degree Celsius converts into water at 0 degree Celsius in one minute when heat is supplied to a constant rate in how much time 200g of water at 0 degree Celsius will change to 20 degree Celsius ?Take specific heat latent of ice = 336j?

How is the motion of the body related with momentum?

In this pulley system, the VR is 5, but some people were arguing that it's 4. Explain how it's 4. (Diagram in comments)