SMART INSTITUTE NMDCAT PHYSICS-2 TS

Create an image of students studying physics in a modern classroom setting, with textbooks, a chalkboard, and charts demonstrating physics concepts like electricity, magnetism, and thermodynamics.

SMART Institute NMDCAT Physics Quiz

Test your understanding of key physics concepts with our engaging quiz tailored for NMDCAT preparation. This quiz contains 35 challenging questions covering various topics in physics that are crucial for your exam success.

Features:

  • Multiple choice format
  • Instant feedback on your performance
  • Revise fundamental concepts
35 Questions9 MinutesCreated by ExploringStar5
1- For an ideal gas, the inter particle interaction is
Attractive
Very large
Repulsive
Zero
2-In an ideal gas, the molecules possess
Only K.E
K.E and P.E both
Only P.E
Only gravitational energy
3-If an ideal gas is isothermally expanded, its internal energy will
Increase
Decrease
Remain the same
Decrease or increase depending on the nature of the gas
4-Cp-Cv and Cv/Cp are repectively equal to
1/R, (gamma)^-1
R, g
1/R, gamma
R, (gamma)^-1
5-First law of thermodynamics can be written as Cv (del) T=(del) Q - P (del) V. In a change for which Boyle's law is observed, which of the following would necessarily zero?
Del Q
Del T
Del V
Cv
7-Which statement about the first law of thermodynamics is correct?
The heating of a system equal to the increase of its internal plus the work done on the system
The increase in the internal energy of system equal the heating of the system plus the work done done by the system
The increase in the internal energy of a system equal the of the system minus the work done by the system heating
The work done on a system equals the increase of its thermal energy plus the heating of the system
8-If amount of heat given to a system be 35 J and then amount of work done by the system be +15J, then change in the internal energy of the system is
-50 J
-20 J
+20 J
+ 50 J
9-A gas is compressed from a volume of 2 m^3 to a volume of 1 m^3 at a constant pressure of 100 N/m^2. Then it is heated at constant volume by supplying 150 J of energy . As a result, the internal energy of the gas
Decreases by 250 J
Increases by 250 J
Increases by 50 J
Decreases by 50 J
10-12 J of work is to be done against an existing electric field to take a charge of 0.01 C from A to B. Find the potential difference between B to A
120 V
1200 V
1.2 V
12 V
11- A charged conductor has charge on its
Outside surface
Surrounding
Middle point
Inner surface
12-On removing the dielectric from a charged capacitor, its energy
Increases
Decreases
Remains unchanged
None of the above
13-A thin metallic spherical shell carries a charge Q on it. A point charge q is placed at the centre of the shell and another charge q1 is placed outside it at a some distance to the shell. The force on the charge at the centre is
Towards left
Towards right
Upwards
Zero
14-A capacitor with air as the dielectric is charged to a potential of 100 V . If the space between the plate is now filled with a dielectric constant 10, the potential difference between the plates will be
1000 V
100 V
10 V
0 V
15-While a capacitor remains connected to a battery, a dielectric slab is placed between the plates
The potential difference of the battery is changed
Charges flow from the battery to the capacitor
The electric field between the plates increases
The energy stored in the capacitor decreases
16-Relative permittivity of a material is 10, It's absolute or actual permittivity is
8.85 x 10^12 F/m
8.85 x 10^-11 F/m
9 x 10^9 F/m
10 F/m
17-The potential difference between head and tail of an eel can be upto
6 V
6000 V
60 V
600 V
18-Area under Q-V graph for a capacitor represents
Charge stored
Electric field strength
Energy stored
P.D
19- 2 ohm, 4 ohm, and 6 ohm resistors are connected in parallel with each other and also in parallel to a voltage supply of 10 V, the equivalent resistance and the potential drop across each resistance will be
12/11 ohm and 10V
12 ohm and 10V
12/11 ohm and 5V
11/12 ohm and 10V
20- When resistances are connected in parallel, the effective resistance will be
Product of of the reciprocals of the individual resistances
Product of the individual resistances
Sum of the reciprocals of the individual resistances
Sum of the individual resistances
21-A cell of negligible resistance end e.m.f 2V is connected across a series combination of 2,3 and 5 ohms. The P.D across the 3 ohm resistor is
0.6 V
1/3 V
2/3 V
4/3 V
22-A steady current is flowing in a conductor of non-uniform cross-section. The charge passing through any cross-section per unit time is
Directly proportional to the area of cross section
Inversely proportional to the area of cross-section
Proportional to square of the area of cross section
Independent of the area of cross-section
23-Two bulbs having the ratings 40W,220V and 20W, 110V. The ratio of their resistance is
1:2
2:1
1:1
1:4
24-We have 3 resistors each of the value 3 ohm . How these are connected to get resultant of 2 ohm
All in series
All in parallel
2 in series and 1 is parallel
2 in parallel and 1 in series
25-Slope of the graph between "V" on X-axis and "I" on the Y-axis is
Resistance
E.m.f
Conductance
Capacitance
26-A wire of resistance R is cut into two equal parts, its resistance becomes R/2 , what happens to resistivity
Double
Half
Same
One fourth
27-A student has 10 resistors, each of resistance r. The minimum resistance that can be obtained by him using these resistors is
10 r
R/10
R/100
R/5
28-The magnetic field produced due to the current in a straight wire is proportional to the
Electric current
Length of the wire
Conducting material
Diameter of the wire
29-The magnetic field of a solenoid is quite similar to that of a
Straight conductor
Any magnet
A horse shoe magnet
A bar magnet
30-The magnetic field due to the electric current in a conducting wire is
Towards the centre of the conducting wire
Circular around the conducting wire
In the direction of the electric current
In the direction opposite to the electric current
31-Two parallel wires carrying currents in the opposite directions
Repel each other
Have no effect upon each other
Attract each other
They cancel out their individual magnetic fields
32-A positively charged particle moving due east enters a region of uniform magnetic field directed vertically upwards. The particle will
Continue to move due east
Move in a circular orbit with its speed unchanged
Move in a circular orbit with its speed increased
Get deflected vertically upwards
33-A strong magnetic field is applied to a stationary electron, then
Electron move in the direction of field
Electron move opposite to field
Electron starts spinning
Electron remain stationary
34-A charged particle enters at 30 degree to the magnetic field. Its path becomes
Helical
Elliptical
Circular
Straight line
35-A 10eV electron is circulating in plane at right angle to uniform field of magnetic induction 10^4 Wb/m^2 . The orbital radius of the electron is
12 cm
16 cm
11 cm
18 cm
6-If two systems X and Y are in thermal equilibrium. If X is heated at constant volume and Y is heated at constant pressure, and again finally maintained at thermal equilibrium, then heat Q given to the systems X and Y and internal energy U in the systems X and Y are
Ux=Uy
Qx less than Qy
Both
None
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