TEST SERIES FOR AIPMT (HALF SYLLABUS) - Career Point

Q.1 To break a wire of one meter length, minimum
40 kg-wt is required. Then the wire of the same
material of double radius and 6m length will require
breaking weight -
(1) 80 kg-wt (2) 240 kg-wt
(3) 200 kg-wt (4) 160 kg-wt
Q.2 A soap film of surface tension 3 × 10 –2 Nm –1
formed in rectangular frame, can support a straw.
The length of the film is 10 cm. Mass of the straw
the film can support is -
(1) 0.06 gm (2) 0.6 gm
(3) 6 gm (4) 60 gm
Q.3 Under a constant pressure head, the rate of flow of
liquid through a capillary tube is V. If the length of
the capillary is doubled and the diameter of the
bore is halved, the rate of flow would become-
(1) V/4 (2) 16 V
(3) V/8 (4) V/32
Q.4 The gravitational potential energy of a body of
mass m at the earth's surface is (–) mgRe. Its
gravitational potential energy at a height Re from
the earth's surface will be (Here Re is the radius of
the earth)
(1) – 2 mg Re (2) 2 mg Re
1
(3) (1/2) mg Re (4) − mgRe
2
Q.5 A train moves towards an observer with speed of
68 m/s. If train sounds a whistle and frequency
heard by stationary observer is n1. If speed of train
is doubled the frequency heard is n2, then ratio n1/n2
is: {Speed of sound is 340 m/s}.
(1) 4 : 3 (2) 5 : 3
(3) 3 : 4 (4) 3 : 5
Q.6 The stationary wave produced on a string is
represented by the equation :
⎛ πx
⎞
y = 5 cos ⎜ ⎟ sin 40 πt
⎝ 3 ⎠
where x and y are in cm and t is in seconds. The
distance between consecutive nodes is-
(1) 5 cm (2) 3 cm
(3) π cm (4) 40 cm
PHYSICS
Q.1 ,d ehVj yEcs ,d rkj dks rksM+us ds fy, U;wure
40 kg-wt vko';d gksrk gSA rc leku inkFkZ dk rkj
ftldh f=kT;k nqxquh rFkk yEckbZ 6m gS] dks rksM+us esa
vko';d Hkkj gksxk&
(1) 80 kg-wt (2) 240 kg-wt
(3) 200 kg-wt (4) 160 kg-wt
Q.2 ,d vk;rkdkj Ýse eas 3 × 10 –2 Nm –1 i`"B ruko dh
,d lkcqu fQYe curh gS tks ,d LVªk dks mBk ldrh
gSA fQYe dh yEckbZ 10 cm gSA LVªk dk nzO;eku ftls
fQYe mBk ldrh gS&
(1) 0.06 gm (2) 0.6 gm
(3) 6 gm (4) 60 gm
Q.3 ,d fu;r nkc 'kh"kZ ds v/khu ,d ds'kuyh ls izokfgr
nzo dh nj V gSA ;fn ds'kuyh dh yEckbZ nqxquh rFkk
cksj dk O;kl vk/kk dj ns] rks izokg dh nj gks
tk;sxh&
(1) V/4 (2) 16 V
(3) V/8 (4) V/32
Q.4 i`Foh dh lrg ij m nzO;eku dh ,d oLrq dh
xq#Roh; fLFkfrt ÅtkZ (–) mgRe gSA i`Foh dh lrg ls
Re Å¡pkbZ ij bldh xq#Roh; fLFkfrt ÅtkZ gksxh&
(;gk¡ Re i`Foh dh f=kT;k gS)
(1) – 2 mg Re (2) 2 mg Re
(3) (1/2) mg Re
1
(4) − mgRe
2
Q.5 ,d Vªsu 68 m/s ds osx ls ,d izs{kd dh vksj xfr dj
jgh gSA ;fn Vªsu ,d lhVh ctkrh gS rFkk fLFkj izs{kd
}kjk lquh xbZ vko`fÙk n1 gSA vc ;fn Vªsu dh pky
nqxquh dj nsrs gS rks lquh xbZ vko`fr n2 gks tkrh gS]
rc vuqikr n1/n2 gS& {/ofu dh pky 340 m/s gS}
(1) 4 : 3 (2) 5 : 3
(3) 3 : 4 (4) 3 : 5
Q.6 ,d Mksjh esa mRiUu vizxkeh rjax dks fuEu lehdj.k
}kjk iznf'kZr fd;k x;k gS&
⎛ πx
⎞
y = 5 cos ⎜ ⎟ sin 40 πt
⎝ 3 ⎠
tgk¡ x rFkk y lseh esa rFkk t lsd.M esa gSA yxkrkj
fuLiUnkas ds chp dh nwjh gS&
(1) 5 cm (2) 3 cm
(3) π cm (4) 40 cm
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