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Physics Syllabus (JEE Main)

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Q. A student records the time taken for a reaction as 15.0 s with an uncertainty of ±0.5 s. What is the total time range?
  • A. 14.5 s to 15.5 s
  • B. 15.0 s to 16.0 s
  • C. 14.0 s to 15.0 s
  • D. 15.0 s to 15.5 s
Q. A swimmer can swim at 3 km/h in still water. If he swims across a river flowing at 2 km/h, what is his resultant speed?
  • A. 3 km/h
  • B. 4 km/h
  • C. 5 km/h
  • D. 6 km/h
Q. A swimmer can swim at 3 m/s in still water. If the river flows at 1 m/s, what is the swimmer's speed when swimming across the river?
  • A. 2 m/s
  • B. 3 m/s
  • C. 4 m/s
  • D. 5 m/s
Q. A swimmer can swim at 3 m/s in still water. If the river flows at 2 m/s, what is the swimmer's speed relative to the bank when swimming upstream?
  • A. 1 m/s
  • B. 2 m/s
  • C. 3 m/s
  • D. 5 m/s
Q. A swimmer can swim at 4 km/h in still water. If he swims across a river that is 1 km wide and the current is 2 km/h, how long will it take him to reach the opposite bank?
  • A. 15 minutes
  • B. 30 minutes
  • C. 45 minutes
  • D. 1 hour
Q. A thermometer has a least count of 1°C. If the reading is 25°C, what is the maximum possible error in the measurement?
  • A. 0.5°C
  • B. 1°C
  • C. 0.1°C
  • D. 2°C
Q. A thermometer reads 100.0 °C with an uncertainty of ±0.5 °C. What is the range of possible temperatures?
  • A. 99.5 °C to 100.5 °C
  • B. 99.0 °C to 100.0 °C
  • C. 100.0 °C to 101.0 °C
  • D. 100.5 °C to 101.5 °C
Q. A thermometer reads 100.5 °C when the actual temperature is 100.0 °C. What is the percentage error in the measurement?
  • A. 0.5%
  • B. 1.0%
  • C. 0.1%
  • D. 0.2%
Q. A thermometer reads 25.0 °C with an uncertainty of ±0.2 °C. What is the range of possible temperatures?
  • A. 24.8 °C to 25.2 °C
  • B. 24.5 °C to 25.5 °C
  • C. 25.0 °C to 25.4 °C
  • D. 24.0 °C to 26.0 °C
Q. A thermometer reads 25.0 °C with an uncertainty of ±0.5 °C. If this temperature is used in a calculation, what is the uncertainty in the result if the temperature is multiplied by 2?
  • A. 1 °C
  • B. 0.5 °C
  • C. 0.25 °C
  • D. 0.1 °C
Q. A thermometer reads 25.0 °C with an uncertainty of ±0.5 °C. What is the range of possible true temperatures?
  • A. 24.5 °C to 25.5 °C
  • B. 25.0 °C to 26.0 °C
  • C. 24.0 °C to 25.0 °C
  • D. 25.0 °C to 25.5 °C
Q. A thermometer reads 25.0 °C with an uncertainty of ±0.5 °C. What is the range of possible temperatures?
  • A. 24.5 °C to 25.5 °C
  • B. 25.0 °C to 26.0 °C
  • C. 24.0 °C to 25.0 °C
  • D. 25.0 °C to 25.5 °C
Q. A thin lens has a focal length of 20 cm. What is the power of the lens?
  • A. +2.5 D
  • B. +5 D
  • C. +10 D
  • D. +15 D
Q. A thin rod of length L and mass M is rotated about an axis perpendicular to its length through one end. What is its moment of inertia?
  • A. 1/3 ML^2
  • B. 1/12 ML^2
  • C. 1/2 ML^2
  • D. ML^2
Q. A thin rod of length L and mass M is rotated about an axis perpendicular to its length and passing through one end. What is its moment of inertia?
  • A. 1/3 ML^2
  • B. 1/12 ML^2
  • C. 1/2 ML^2
  • D. ML^2
Q. A torque of 10 Nm is applied to a wheel with a moment of inertia of 2 kg·m². What is the angular acceleration?
  • A. 5 rad/s²
  • B. 10 rad/s²
  • C. 2 rad/s²
  • D. 20 rad/s²
Q. A torque of 10 Nm is applied to a wheel with a moment of inertia of 2 kg·m². What is the angular acceleration of the wheel?
  • A. 5 rad/s²
  • B. 10 rad/s²
  • C. 2 rad/s²
  • D. 20 rad/s²
Q. A torque of 10 Nm is applied to a wheel with a moment of inertia of 5 kg·m². What is the angular acceleration of the wheel?
  • A. 2 rad/s²
  • B. 5 rad/s²
  • C. 10 rad/s²
  • D. 20 rad/s²
Q. A torque of 10 Nm is applied to a wheel. If the radius of the wheel is 0.2 m, what is the force applied tangentially?
  • A. 50 N
  • B. 20 N
  • C. 10 N
  • D. 5 N
Q. A torque of 10 N·m is applied to a wheel with a moment of inertia of 2 kg·m². What is the angular acceleration of the wheel?
  • A. 5 rad/s²
  • B. 10 rad/s²
  • C. 2 rad/s²
  • D. 20 rad/s²
Q. A torque of 12 Nm is applied to a lever arm of 0.4 m. What is the force applied?
  • A. 30 N
  • B. 25 N
  • C. 20 N
  • D. 15 N
Q. A torque of 12 Nm is applied to a wheel of radius 0.4 m. What is the force applied at the edge of the wheel?
  • A. 30 N
  • B. 20 N
  • C. 15 N
  • D. 10 N
Q. A torque of 12 Nm is applied to a wheel with a radius of 0.4 m. What is the force applied tangentially to the wheel?
  • A. 15 N
  • B. 30 N
  • C. 40 N
  • D. 50 N
Q. A torque of 12 Nm is produced by a force acting at a distance of 0.4 m from the pivot. What is the magnitude of the force?
  • A. 20 N
  • B. 30 N
  • C. 40 N
  • D. 50 N
Q. A torque of 12 Nm is produced by a force acting at a distance of 4 m from the pivot. What is the magnitude of the force?
  • A. 2 N
  • B. 3 N
  • C. 4 N
  • D. 5 N
Q. A torque of 15 N·m is applied to a wheel with a radius of 0.3 m. What is the force applied tangentially to the wheel?
  • A. 25 N
  • B. 50 N
  • C. 45 N
  • D. 30 N
Q. A torque of 25 Nm is applied to a wheel with a radius of 0.5 m. What is the force applied at the edge of the wheel?
  • A. 50 N
  • B. 25 N
  • C. 75 N
  • D. 100 N
Q. A torque of 25 Nm is applied to a wheel. If the radius of the wheel is 0.5 m, what is the force applied tangentially at the edge of the wheel?
  • A. 10 N
  • B. 25 N
  • C. 50 N
  • D. 5 N
Q. A torque of 30 Nm is applied to a wheel with a radius of 0.5 m. What is the force applied at the edge of the wheel?
  • A. 60 N
  • B. 30 N
  • C. 15 N
  • D. 75 N
Q. A torque of 30 Nm is applied to a wheel. If the radius of the wheel is 0.5 m, what is the force applied tangentially?
  • A. 15 N
  • B. 30 N
  • C. 60 N
  • D. 75 N
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Physics Syllabus (JEE Main) MCQ & Objective Questions

The Physics Syllabus for JEE Main is crucial for students aiming to excel in their exams. Understanding this syllabus not only helps in grasping fundamental concepts but also enhances problem-solving skills through practice. Engaging with MCQs and objective questions is essential for effective exam preparation, as it allows students to identify important questions and strengthen their knowledge base.

What You Will Practise Here

  • Mechanics: Laws of Motion, Work, Energy, and Power
  • Thermodynamics: Laws of Thermodynamics, Heat Transfer
  • Waves and Oscillations: Simple Harmonic Motion, Wave Properties
  • Electromagnetism: Electric Fields, Magnetic Fields, and Circuits
  • Optics: Reflection, Refraction, and Optical Instruments
  • Modern Physics: Quantum Theory, Atomic Models, and Nuclear Physics
  • Fluid Mechanics: Properties of Fluids, Bernoulli's Principle

Exam Relevance

The Physics Syllabus (JEE Main) is integral to various examinations, including CBSE, State Boards, and competitive exams like NEET and JEE. Questions often focus on conceptual understanding and application of theories. Common patterns include numerical problems, conceptual MCQs, and assertion-reason type questions, which test both knowledge and analytical skills.

Common Mistakes Students Make

  • Misinterpreting the question stem, leading to incorrect answers.
  • Neglecting units and dimensions in calculations.
  • Overlooking the significance of diagrams in understanding concepts.
  • Confusing similar concepts, such as velocity and acceleration.
  • Failing to apply formulas correctly in different contexts.

FAQs

Question: What are the key topics in the Physics Syllabus for JEE Main?
Answer: Key topics include Mechanics, Thermodynamics, Waves, Electromagnetism, Optics, Modern Physics, and Fluid Mechanics.

Question: How can I improve my performance in Physics MCQs?
Answer: Regular practice of MCQs, understanding concepts deeply, and revising important formulas can significantly enhance your performance.

Start solving practice MCQs today to test your understanding of the Physics Syllabus (JEE Main). This will not only boost your confidence but also prepare you effectively for your upcoming exams. Remember, consistent practice is the key to success!

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