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AS Physics P1 MCQs Preparation Thread.

Tkp

Tkp

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the gravitional force will always reamin constant throughout the fall.so they told to take the vertically force upwards.so accleration is negative
 
Soldier313

Soldier313

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1357913579 said:
here you go
Click to expand...
thanx soo much:) just a few doubts:
in qn 1.) why do they do S2X-S1X ??
and this (n+1/2)lambda and n x lambda........are they formulas we need to know?? and what exactly is 'n'?
qn 2.) when i do (3/100 x 327.66) i get 98.3 while u have written 10
thanx again:)
 
Tkp

Tkp

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Soldier313 said:
thanx soo much:) just a few doubts:
in qn 1.) why do they do S2X-S1X ??
and this (n+1/2)lambda and n x lambda........are they formulas we need to know?? and what exactly is 'n'?
qn 2.) when i do (3/100 x 327.66) i get 98.3 while u have written 10
thanx again:)
Click to expand...
u will get 9.8.i didnt apply any formula just take uncertaininty in 2 sf.so u wull get the ans
 
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1357913579

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Soldier313 said:
thanx soo much:) just a few doubts:
in qn 1.) why do they do S2X-S1X ??
and this (n+1/2)lambda and n x lambda........are they formulas we need to know?? and what exactly is 'n'?
qn 2.) when i do (3/100 x 327.66) i get 98.3 while u have written 10
thanx again:)
Click to expand...
yes those are formula n is like a constant and its integers like 0,1,2,3,4,5,6,7.......
and it come 9.83 you rounded to 1 sf equal to 10
 
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