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Physics: Post your doubts here!
Also guys I have phy p3 tomorrow and i wanted to confirm if (in qs 1) we could put the values we recorded and caculated im first part of the question, in the table we are asked to make? Or we have to take new readings? -
Physics: Post your doubts here!
I am not quite sure, but our teacher told us that for such qs measure time and number of oscillations performed during that time and then divide the total time taken by the number of oscillations. And repeat the experiment atleat twice and then take an average of the times taken. -
MAY JUNE 2017 PAPER 1 UPLOADED ! WITH ANSWERS !
Thankyou xx I can study in peace now. I am not sure if i wrote the wrong centre number but I was having like a gut feeling that i wrote it wrong. I was so stressed i couldnt focus on my studies haha -
MAY JUNE 2017 PAPER 1 UPLOADED ! WITH ANSWERS !
Its such a relief to hear this! Thankyou!! -
MAY JUNE 2017 PAPER 1 UPLOADED ! WITH ANSWERS !
Hey guys! Idk if this is the right place to ask this question but I'm very worried rn. Does anyone of you knows what hapoens if we write the wrong centre number by mistake? Does the paper get cancelled? -
Physics: Post your doubts here!
THANYOUUU YOU MADE IT SO EASY! I was trying to solve it in twisted way -
Physics: Post your doubts here!
Q. When a potential difference V is applied between the ends of a wire of a diameter d and lenght l, the current in the wire is I. What is the current when a potential difference of 2V is applied between the ends of a wire of the same material of diameter 2d and the lenght 2I? SOMEONE PLS HELP... -
Chemistry: Post your doubts here!
Ans is D. Since NH4+ ion acts as a proton donor it means NH4Cl is acid and MgOH is basic. So neutralization will occur -
Chemistry: Post your doubts here!
Element X forms X- ions that can be oxidised to element X by acidified potassium maganate (VII). Ehat could be the values of the first four ionisation energies of X? A) 418 3070 4600 5860 B) 577 1820 2740 11600 C) 590 1150 4940 6480 D) 1010 1840 2040 4030 Ans is D. Can someone pls explain?