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Define doppler's effect. Derive an expression for the change in frequency observed by a stationary observer when moving source just crosses the observer. What is Doppler's effect? Find the change in the frequency when an observer moves towards a stationary source and then moves away from the source. What is Doppler's Effect? Derive an expression for the apparent frequency when a source of sound and the observer are moving towards each other. What is Doppler's effect? Derive an expression for the apparent frequency received by a stationary observer when a source of sound is moving away from the observer. Why is the roaring of a lion different than the sound of a mosquito? Two notes, one produced by violin and the other by sitar, may have the same frequency, yet we can distinguish between them. Why? Why is the voice of women more sharp or intelligible than that of a man? A uniform tube 60 cm long stands vertically with its lower end dipping into the water. When the length above the water is 14.8 cm and again it is 48 cm, the tube to a vibrating tuning fork of frequency 512 Hz. Find the lowest frequency to which the tube will resound with it is open at both ends. A radio station broadcasts at 800 kHz. If the radio waves (em-waves) travel with a speed of 3x10^8 m/s, what will be the wavelength of the wave? PathshalaNepal.com is a Registered Company of E. Pathshala Pvt Ltd Nepal. Registration number : 289280 All right Reversed. Pathshala Pvt Ltd We have detected that you are using extensions to block ads. Please support us by disabling these ads blocker.
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Questions Quick Access Exam Capsule Gk Quiz Articles Institutes Notices Top Topics घरको माया' एकाङ्कीले दिने सन्देश के हो ? 'चुम्बकले फलामलाई तान्छ, तर सुनलाई खिच्न सक्दैन' भन्नुको तात्पर्य के हो ? 'घरको माया' एकाङ्कीकी पात्र बतासले आफ्नो गाउँघरप्रति कस्तो माया देखाएकी छे ? सपनामा पनि आफ्नो गाउँ फर्कन नचाहने लालबहादुरको मन अन्त्यमा किन परिवर्तन भयो ? 'घरको माया' एकाङ्कीमा केकस्तो देशप्रेम देखाइएको छ ? वर्तमान युगमा यन्त्रमानवको महत्व र उपयोगिता केकस्तो देखिन्छ ? यन्त्रमानव विविध क्षेत्रमा लोकप्रिय बन्दै जानुका कारणहरू केके हुन् ? यन्त्रमानवको आविष्कारमा मानिसले कसरी सफलता हासिल गर्यो ? धृतराष्ट्र र विदुरका चरित्रको तुलना गर्नुहोस् | "विदुर, न्यायको पक्ष लिने एक कुशल राजनीतिज्ञ हुन्" यस भनाइको पुष्टि गर्नुहोस्| PathshalaNepal.com is a Registered Company of E. Pathshala Pvt Ltd Nepal. Registration number : 289280 All right Reversed.E. Pathshala Pvt Ltd We have detected that you are using extensions to block ads. Please support us by disabling these ads blocker.