Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Waves question

2020 · 2 Sep · Shift 1 · Q51
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Physics
  4. /Waves
  5. /2020 · 2 Sep · Shift 1 · Q51

Waves question

2020 · 2 Sep · Shift 1 · Q51

JEE MainPhysicsWavesMCQ+4 / −1
Two identical strings X and Z made of same material have tension TX and TZ in them. If their fundamental frequencies are 450 Hz and 300 Hz, respectively, then the ratio TX/TZ is
  1. A
    2.25
  2. B
    0.44
  3. C
    1.25
  4. D
    1.5
PreviousNext

More from Waves

  • A uniform thin rope of length 12 m and mass 6 kg hangs vertically from a rigid support and a block of mass 2 kg is attached to its free end. A transverse short wavetrain of wavelength 6 cm is produced at the lower end of the rope. What is…2020 · MCQ
  • For a transverse wave travelling along a straight line, the distance between two peaks (crests) is 5 m, while the distance between one crest and one trough is 1.5 m. The possible wavelengths (in m) of the are :2020 · MCQ
  • Assume that the displacement(s) of air is proportional to the pressure difference (Δ p) created by a sound wave. Displacement (s) further depends on the speed of sound (v), density of air (ρ) and the frequency (f). If Δ…2020 · MCQ
  • In a resonance tube experiment when the tube is filled with water up to a height of 17.0 cm from bottom, it resonates with a given tuning fork. When the water level is raised the next resonance with the same tuning fork occurs at a height…2020 · MCQ
  • Speed of a transverse wave on a straight wire (mass 6.0 g, length 60 cm and area of cross-section 1.0 mm2) is 90 ms-1. If the Young's modulus of wire is 16 × 1011 Nm-2, the extension of wire over its natural length is :2020 · MCQ
  • A one metre long (both ends open) organ pipe is kept in a gas that has double the density of air at STP. Assuming the speed of sound in air at STP is 300 m/s, the frequency difference between the fundamental and second harmonic of this…2020 · Numerical
  • A transverse wave travels on a taut steel wire with a velocity of v when tension in it is 2.06 × 104 N. When the tension is changed to T, the velocity changed to v/2. The value of T is close to :2020 · MCQ
  • Three harmonic waves having equal frequency u and same intensity I0​, have phase angles 0, 4π​ and −4π​ respectively. When they are superimposed the intensity of the resultant wave is close to :2020 · MCQ