Specimen copy of Resonance Distance Learning program for KVPY SA Stream. Visit @ www.edushoppee.com to purchase.Full description
Full description
Specimen copy of Resonance Distance Learning program for KVPY SA Stream. Visit @ www.edushoppee.resonance.ac.in to purchase.
KVPY INTERview BookletFull description
This is the book for KVPY Examination for Physics of Standard 11thFull description
For detailed Preparation For KVPY, Pls Call Us at 8308942873 Institute Run By KVPY Fellows
Analysis of last three years papers of Stream SA of KVPY examination
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KVPY QUESTION _WITHANSWER. 1.
In the figure, ABCD is a square and P, P, Q, R, S are the midpoints of the sides. D
R
C
S
Q
A
P
B
What is the area of the shaded part, as a fraction of the area of the whole square ? (A)
1 3
(B) D
R
1 4
(C)
1 5
(D)
1 6
C z
w S
Sol.
y
x A
P
Q
B
area of ABCD = 2 area of APD =
2
4
In ADX By converse of mid point of theorem w is the mid point of DX. Let area of DSW = = area AXP DAX = 4 = arAYB = arBZC = arCWD arDAP = arDAX + arAXP 2
Three blocks are connected as shown in the fig on a horizontal frictionless table if m 1 = 1 kg, m 2 = 8 kg,m3 = 27 kg and T3 = 36 N, T 2 will be :
(A) 18 N
(B*) 9 N
(C) 3.375 N
(D) 1.75 N
Sol.
Common accleration of the system, a =
T3 36 1m / s2 m1 m2 m3 1 8 27
a For block m1 :
m
1
T
1
T1 = m1a = 1×1 = 1N
For block m2 :
T1
a m2
T2
T2 – T1 = m2a T2 –1 = 8 × 1 T2 = 9N
3.
BeF2 is soluble in water, whereas, the fluorides of other alkaline earth metals are insoluble because of (A) ionic nature of BeF2 (B*) greater hydration energy of Be2+ ion as compared to crystal lattice energy (C) covalent nature of BeF2 (D) None of these
4.
The urine under normal conditions c onditions does not contain glucose because (A) the normal blood sugar is fructose (B) glucose of blood is not filtered in the glomerulus (C*) glucose in glomerular filtrate is reabsorbed in uriniferous tubules (D) glucose in glomerular filtrate is converted into glycogen
