Greetings, future educators! If you're gearing up for the Haryana Teacher Eligibility Test (HTET) 2023, you're on the right path towards shaping young minds. One of the essential subjects you need to master is "Unit, Measurement, and Dimensional Analysis." These concepts lay the foundation for scientific understanding and are integral to your success in the physics section of HTET. In this MCQ-based guide, we'll unravel the intricacies of units, measurements, and dimensional analysis, ensuring you have a rock-solid grasp of these fundamentals. Let's dive in and prepare you to tackle the HTET 2023 questions on this topic with ease!
1.
What is the SI unit of length?
a.
Kilogram
b.
Meter
c.
Second
d.
Liter
2.
The dimensional formula for velocity is:
a.
[L]
b.
[LT]
c.
[L^2T^-1]
d.
[LT^2]
3.
Which of the following is a derived unit?
a.
Second (s)
b.
Meter (m)
c.
Kilogram (kg)
d.
Newton (N)
4.
What is the SI unit of electric current?
a.
Ampere (A)
b.
Volt (V)
c.
Ohm (Ω)
d.
Joule (J)
5.
The dimensional formula for density is:
a.
[M]
b.
[ML^-1]
c.
[M^-1L]
d.
[ML^-3]
6.
Which of the following is not a base SI unit?
a.
Meter (m)
b.
Kilogram (kg)
c.
Second (s)
d.
Kelvin (K)
7.
What is the SI unit of luminous intensity?
a.
Candela (cd)
b.
Lux (lx)
c.
Watt (W)
d.
Tesla (T)
8.
The dimensional formula for pressure is:
a.
[ML^-1T^-2]
b.
[MT^-2]
c.
[ML^-1T^-1]
d.
[M^-1L^-1T^-2]
9.
One joule is equivalent to:
a.
1 Nm
b.
1 Nm/s
c.
1 N/m
d.
1 Nm^2
10. What is the
SI unit of capacitance?
a.
Ampere (A)
b.
Coulomb (C)
c.
Farad (F)
d.
Ohm (Ω)
11. What is the
SI unit of frequency?
a.
Hertz (Hz)
b.
Joule (J)
c.
Newton (N)
d.
Pascal (Pa)
12. The
dimensional formula for work done is:
a.
[ML^2T^-2]
b.
[ML^2T^-1]
c.
[MLT^-2]
d.
[MLT^-1]
13. Which of the
following is a dimensionless quantity?
a.
Force
b.
Pressure
c.
Speed
d.
Energy
14. The SI unit
of electric charge is based on which fundamental quantity?
a.
Time
b.
Mass
c.
Length
d.
Temperature
15. The
dimensional formula for angular velocity is:
a.
[LT^-1]
b.
[L^2T^-2]
c.
[L^-1T^-2]
d.
[L^-1T]
16. Which of the
following is a unit of power?
a.
Volt (V)
b.
Watt (W)
c.
Ohm (Ω)
d.
Tesla (T)
17. The SI unit
of magnetic flux is the:
a.
Tesla (T)
b.
Weber (Wb)
c.
Ampere (A)
d.
Ohm (Ω)
18. The
dimensional formula for torque is:
a.
[MLT^-2]
b.
[ML^2T^-2]
c.
[ML^2T^-1]
d.
[ML^-1T^-2]
19. What is the
SI unit of resistance?
a.
Ampere (A)
b.
Coulomb (C)
c.
Ohm (Ω)
d.
Volt (V)
20. The dimensional
formula for acceleration is:
a.
[LT^-2]
b.
[LT^-1]
c.
[L^-1T^-2]
d.
[L^2T^-2]
21. The
dimensional formula for energy is:
a.
[ML^2T^-2]
b.
[MLT^-2]
c.
[ML^2T^-1]
d.
[ML^3T^-2]
22. Which of the following is the SI unit of temperature?
a. Kelvin (K)
b. Celsius (°C)
c. Joule (J)
d. Pascal (Pa)
23. The dimensional formula for impulse is:
a. [MLT^-1]
b. [ML^2T^-1]
c. [ML^-1T^-1]
d. [ML^-1T]
24. What is the SI unit of power?
a. Volt (V)
b. Joule (J)
c. Newton (N)
d. Watt (W)
25. The dimensional formula for pressure is:
a. [ML^-1T^-2]
b. [MLT^-2]
c. [ML^-1T^-1]
d. [ML^2T^-2]
26. Which of the following is a derived unit for speed in the International System of Units (SI)?
a. Meters per second (m/s)
b. Meters squared (m^2)
c. Kilograms per cubic meter (kg/m^3)
d. Newton-meters (N·m)
27. The SI unit of magnetic field strength is the:
a. Tesla (T)
b. Weber (Wb)
c. Ampere per meter (A/m)
d. Henry (H)
28. The dimensional formula for electric potential is:
a. [ML^2T^-2]
b. [MLT^-1]
c. [ML^2T^-3A^-1]
d. [ML^2T^-3A]
29. What is the SI unit of frequency?
a. Newton (N)
b. Joule (J)
c. Hertz (Hz)
d. Pascal (Pa)
30. The dimensional formula for angular momentum is:
a. [ML^2T^-1]
b. [ML^2T^-2]
c. [ML^2T^-3]
d. [MLT^-3]
31. The SI unit of electric potential energy is the:
a. Joule (J)
b. Volt (V)
c. Ampere (A)
d. Watt (W)
32. Which of the following is a unit of electric charge?
a. Ampere (A)
b. Volt (V)
c. Coulomb (C)
d. Ohm (Ω)
33. The dimensional formula for torque is:
a. [MLT^-1]
b. [ML^2T^-2]
c. [ML^2T^-1]
d. [ML^-1T^-2]
34. What is the SI unit of magnetic permeability?
a. Tesla (T)
b. Weber (Wb)
c. Henry per meter (H/m)
d. Farad (F)
35. The dimensional formula for electric resistance is:
a. [ML^2T^-2A^-1]
b. [ML^-2T^2A^2]
c. [ML^2T^-3A^-1]
d. [ML^-2T^-2A^2]
36. Which of the following is a derived unit for volume in the International System of Units (SI)?
a. Kilograms per cubic meter (kg/m^3)
b. Newtons per square meter (N/m^2)
c. Meters per second squared (m/s^2)
d. Joules per second (J/s)
37. The SI unit of magnetic flux density is the:
a. Weber (Wb)
b. Tesla (T)
c. Ampere (A)
d. Coulomb (C)
38. The dimensional formula for wave speed is:
a. [LT^-1]
b. [LT^-2]
c. [LT^-3]
d. [L^-1T]
39. What is the SI unit of electric current density?
a. Ampere per meter (A/m)
b. Volt per meter (V/m)
c. Ohm (Ω)
d. Coulomb per meter squared (C/m^2)
40. The dimensional formula for surface tension is:
a. [MT^-2]
b. [MT^-1]
c. [ML^-1T^-2]
d. [ML^-1T^-1]
41. The SI unit of magnetic susceptibility is:
a. Henry per meter (H/m)
b. Ampere per meter (A/m)
c. Tesla (T)
d. Dimensionless
42. The dimensional formula for moment of inertia is:
a. [ML^2]
b. [ML^2T^-2]
c. [MLT^-2]
d. [ML^-1T^-2]
43. Which of the following is the SI unit of capacitance?
a. Ampere (A)
b. Farad (F)
c. Volt (V)
d. Ohm (Ω)
44. The dimensional formula for angular displacement is:
a. [L]
b. [LT]
c. [L^2T^-1]
d. [L^-1T]
45. The speed of sound in a medium depends on which of the following fundamental dimensions?
a. Mass and Time
b. Length and Time
c. Mass, Length, and Time
d. Length, Time, and Temperature
46. The SI unit of luminous flux is the:
a. Candela (cd)
b. Lux (lx)
c. Lumen (lm)
d. Watt (W)
47. The dimensional formula for impulse is:
a. [MLT^-1]
b. [ML^2T^-1]
c. [ML^-1T^-1]
d. [ML^-1T]
48. Which of the following is a unit of electric potential energy?
a. Volt (V)
b. Ohm (Ω)
c. Joule (J)
d. Watt (W)
49. The SI unit of radioactivity is the:
a. Rutherford (Rd)
b. Curie (Ci)
c. Becquerel (Bq)
d. Sievert (Sv)
50. The dimensional formula for surface area is:
a. [L^2]
b. [L^2T^-1]
c. [L^-2T]
d. [MLT^-1]
51. The SI unit of magnetic field strength is the:
a. Gauss (G)
b. Weber (Wb)
c. Ampere per meter (A/m)
d. Oersted (Oe)
52. The dimensional formula for electric field intensity is:
a. [MLT^-2A^-1]
b. [ML^-1T^-1A^-1]
c. [ML^-1T^-2A^-1]
d. [ML^2T^-3A^-1]
53. Which of the following quantities is dimensionless?
a. Force
b. Power
c. Velocity
d. Density
54. The SI unit of dynamic viscosity is the:
a. Newton per meter squared (N/m^2)
b. Pascal-second (Pa·s)
c. Joule (J)
d. Kilogram per cubic meter (kg/m^3)
55. The dimensional formula for angular frequency (rad/s) is:
a. [LT^-1]
b. [L^2T^-1]
c. [L^-1T]
d. [LT^-2]
56. The SI unit of electric potential difference is the:
a. Volt (V)
b. Ohm (Ω)
c. Ampere (A)
d. Joule (J)
57. The dimensional formula for gravitational potential energy is:
a. [ML^2T^-2]
b. [ML^2T^-1]
c. [ML^3T^-2]
d. [ML^2T^-3]
58. What is the SI unit of thermal conductivity?
a. Watt per meter per Kelvin (W/m·K)
b. Joule (J)
c. Ohm (Ω)
d. Newton per square meter (N/m^2)
59. The dimensional formula for acceleration due to gravity (m/s^2) is:
a. [LT^-2]
b. [LT^-1]
c. [L^-1T^-1]
d. [L^2T^-2]
60. The SI unit of magnetic flux is the:
a. Tesla (T)
b. Weber (Wb)
c. Henry (H)
d. Ampere (A)
In conclusion, a thorough understanding of Unit,
Measurement, and Dimensional Analysis is not only vital for your HTET 2023
success but also for your future career as an educator. These concepts
transcend the boundaries of the physics classroom and are applicable to various
aspects of our daily lives. We've provided a diverse range of MCQs in this
guide to help you evaluate your knowledge, pinpoint areas that may require more
attention, and ultimately boost your confidence on exam day. Remember to
practice consistently, explore additional resources, and stay committed to your
preparation. With the right approach, you can conquer Unit, Measurement, and
Dimensional Analysis and increase your chances of excelling in the HTET 2023.
Best of luck on your journey towards becoming a teacher who inspires future
generations!
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