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Why do the stages of large auditoriums gave curved

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Show that Doppler effect in sound is

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An organ pipe P1 closed at one end vibrating in its first overtone and another pipe P2 open at both the ends vibrating in its third overtone are in resonance with a given tuning fork. Find the ratio of length of P1 and

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A simple Romanic wave has the equation`Y = 0.30 Sin (314 t – 1.57x)`t = sec, x = meters, y = cm. Find the frequency and wavelength of this wave.Another wave has the equation`Y1 = 0.1 Sin (314 t – 1.57x + 1.57)`Deduce the phase difference and ratio of intensities of the above two

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Two parts of a Sonometer wire divided by a movable knife differ by 2 mm and produce one beat per record when sounded together. Find their frequencies if the whole length of the wire is 1

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The component waves producing a stationary wave have amplitude, Frequency and velocity of 8 cm, 30HZ and 180 cm/s respected. Write the equation of the stationary

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A wine of density a g/`cm^3` is stretched between two clamps 1 m apart while subjected to an extension of 0.05 cm. What is the lowest frequency of transverse vibration in the wire? Let young’s Modulus = `y = 9 xx10^(10)N`/`m^2`

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Differentiate between the types of vibration in closed and open organ

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Under what condition is the relation `s =υt`

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Two balls of different masses are thrown vertically upward with same initial speed. Which one will rise to a greater

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What is the relative velocity of two bodies having equal

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Write the characteristics of

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Draw displacement time graph for uniformly accelerated motion. What is its

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Sameer went on his bike from Delhi to Gurgaon at a speed of 60km/hr and cameback at a speed of 40km/hr. what is his average speed for entire

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Define `u = v+ at` from velocity time

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A particle is moving along a straight line and its position is given by the relation `x=(t^3-6t^2+40)m` Find (a) The time at which velocity is zero. (b) Position and displacement of the particle at that point. (c) Acceleration for the particle at that

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Velocity time graph of a moving particle is shown. Find the displacement (1) 0 – 4 s (2) 0 – 8 s(3) 0 - 12 s from the graph. Also write the differences between distance and displacement. [1 unit on Y axis is 1m; 1 unit on X axis is

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A railway train 400m long is going from New Delhi railway station to Kanpur. Can we consider railway train as a point

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Shipra went from her home to school 2.5km away. On finding her home closed she returned to her home immediately. What is her net displacement? What is the total distance covered by

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Can speed of an object be negative?

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