Question

all the questions
the error in the measurement of radiusis 28. then the error in the
Part -A
15x1=15
MUT
c) 3
a) 909
determination of volume of the sphere will be
b) 2%
d) 69
2) The dimensional formula for gravitational constant Gis
b) ML
C) My
d) MLET
3) The length of the body is measured is 0.1mm, then the percentage error in
the measurement is
a) 351%
b) 1%
C) 0.02%
d) 0.035
4) If the mass and volume of an object have 4.27. gonard 1.3 cm' then the
significant figure of the density is
b) 2
5) The equivalent value of one partec in metre is
-) 3.08x10 mb) 1.49x10m 5) 9.46x1015
d) 1:66x10m
6) The largest practical unit of mass. is
CSC
b) Parsec
c) Light year d) Astronomical unde
7) If a particle has negative velocity
and negative acceleration, it's speed
increases b) decreases c) remains same d) zero
3) If an object thrown vertically up with the initial speed from the grour, then
the time taken by the object to return back to ground is
a) u/29
b) u/g
c) u/29
d) 2u/g
9) In the projectile motion, the particle attains maximum range at an angle is
b) 1809
c) 45°
10) And B-1-1 then the angle betwean the two vectors according to
scolar
product is
a) 450
b) 900
d) 1309
11) which one of the following h an example for two dimension?
*) Motion of a train along a straight railway track
t Motion of coin on a carromboard
A bird flying in the sky
d) Random motion of a gas molecule
22Two masses and mare experiencing the same force where is m, the ratio
ali
b) less than 1 c) greater than 1 d all the three cases
13) The centrifugal force appears to exist
a) only in inertial frames b) only in rotating frames
C) in any accelerated frames d) both in Inertial and non inertial frames
14) The net force acting on a body which moves with constant velocity is
a) zero
b) infinity
c) maximum de minimum
15). The unit of impulsive force is
b) Ns
El
CN​

Answer 1

Answer:

My head hurts bro

Explanation: