A. Frequency
B. Period
C. Wavelength
D. Phase difference
✅ The correct answer is option C.
Physics MCQs
Prepare effectively with our Physics MCQs with answers and explanations for exams and job tests. Our collection covers key topics such as mechanics, thermodynamics, optics, electricity and magnetism, modern physics, waves, and quantum theory. These multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, and physics-related job assessments. Practice online to strengthen your concepts, improve problem-solving skills, and excel in exams with our updated Physics MCQs
162. The size of one degree of Celsius is equal to
A. One degree of Fahrenheit scale
B. 1.8 degrees of Fahrenheit scale
C. 3.2 degrees of Fahrenheit scale
D. 2.12 degrees of Fahrenheit scale
✅ The correct answer is option B.
163. When two identical travelling waves are superimposed, the velocity of the resultant wave
A. Decreases
B. Increases
C. Remains unchanged
D. Becomes zero
✅ The correct answer is option C.
164. At constant temperature the graph between V and 1/P is
A. Hyperbola
B. Parabola
C. A curve of any shape
D. A straight lime
✅ The correct answer is option D.
165. In vibrating cord, the points where the amplitude is maximum, are called
A. Antinodes
B. Nodes
C. Troughs
D. Crests
✅ The correct answer is option A.
166. The distance between two consecutive nodes is
A. λ/2
B. λ/4
C. λ
D. 2λ
✅ The correct answer is option A.
167. The distance between a consecutive node and antinode is
A. λ
B. λ/2
C. 2λ
D. λ/4
✅ The correct answer is option D.
168. If stretching force T of wire increases, then its frequency
A. Decreases
B. Increases
C. Remains the same
D. None of above
✅ The correct answer is option B.
169. A stationary wave is set up in the air column of a closed pipe. At the closes end of the pipe
A. Always a node informed
B. Always an antinode is formed
C. Neither node nor antinode is formed
D. Sometimes a node and sometimes an antinode is formed
✅ The correct answer is option A.
170. It is possible to distinguish between transverse and longitudinal waves form the property of
A. Refraction
B. Polarization
C. Interference
D. Diffraction
✅ The correct answer is option B.