WorksheetsPHYSICS QUIZ
Total questions: 20
Worksheet time: 20mins
If F1 denotes gravitational force and F2 denotes Coulomb force between a proton and electron then, Choose the correct statement
F1 =F2
F1 >>>F2
F2:F1= 1039
none of these
THE ACCELERATION DUE TO GRAVITY DOES NOT DEPEND ON
MASS OF THE OBJECT
MASS OF EARTH
RADIUS OF EARTH
HEIGHT ABOVE EARTH SURFACE
TWO SATELLITES ARE REVOLVING AT THE SAME HEIGHT. THEY MUST HAVE
SAME SPEED BUT DIFFERENT TIME PERIODS
SAME SPEED AND SAME TIME PERIOD
SAME TIME PERIODS BUT DIFFERENT SPEEDS
DIFFERENT SPEEDS AND DIFFERENT TIME PERIODS
TWO MASSIVE OBJECTS ARE COMING CLOSER. THEIR POTENTIAL ENERGY
DECREASES
INCREASES
REMAINS SAME
DEPENDS ON THEIR SPEEDS
The value of 'G' is
same everywhere
maximum on earth surface
minimum on earth surface
zero at the centre of earth
during inelastic collision of two bodies the quantity that always remains conserved is
total mechanical energy
total K.E.
total linear momentum
total P.E.
a transverse wave is travelling along the z axis. the particles must vibrate parallel to_________________plane.
XZ PLANE
YZ PLANE
XY PLANE
NONE OF THESE
Boyle's law is applicable for a_________________process
isothermal
adiabatic
isochoric
isobaric
in a wave, the quantity transmitted is
matter
energy
matter and energy
energy, matter and energy
WHICHOF THE FOLLOWING ARE/IS PROPERTY(PROPERTIES) OF ELECTRIC CHARGES
ADDITIVE NATURE
QUANTISATION Q=ne
CONSERVATION
ALL OF THE ABOVE
IF THE DISTANCE BETWEEN TWO POINT CHARGES IS DOUBLED, THE COULOMB FORCE WILL BECOME
2 TIMES
4 TIMES
1/2 TIMES
1/4 TIMES
CHOOSE THE CORRECT ONE
E due to a positive charge is directed away from it
E due to a negative charge is directed towards it
Coulombs law obeys inverse square law
all these
choose the correct one
electric field lines are continuous curves
electric field lines never intersect each other
electric field lines do not form closed loops
electric field lines start from positive charge and end at negative charge
all these
eight equal point charges are placed at the vertices of a cube. the net electric field at the centre
is zero
is non zero
depends on the size of the cube
is non zero but does not depend on the side of the cube
The unit of electric field is
J/C and E is a vector
N/C and E is a scalar
N/C and E is a vector
J/C and E is a scalar
volt is the unit of
potential difference and 1 volt=J/C
electric field and 1 volt=C/J
potential difference and 1 volt=N/C
electric field and 1 volt=N/C
A uniform electric field can be represented by
parallel curved lines
parallel straight lines
converging straight lines
diverging straight lines
Given that E=10 units and q= 2 units then Force on the charge is
20 units
5 units
10 units
can not be determined
to charge a metallic sphere positively, by the method of induction, we need a
negatively charged rod
positively charged rod
neutral rod
another neutral sphere
The magnitudes of two point charges are doubled and also the separation between them is doubled, the force becomes___
4 times
8 times
16 times
unchanged
