Wave motionHard
Question
A train is moving with 30 m/s and speed of sound in air is 340 m/s. Another train is moving in opposite direction with speed 15 m/s, then apparent frequency (genereted frequency by first train is 440 Hz and observer is in second train)-
Options
A.458 Hz
B.450 Hz
C.503 Hz
D.490 Hz
More Wave motion Questions
Two indentical straight wires are stretched so as to produce 6 beats/sec. When vibrating simultaneous. On changing the t...A source X of unknown frequency produces 8 beats per second with a source of 250 Hz and 12 beats per second with a sourc...Four wires of identical lengths, diameters and of the same material are stretched on a sonometer wire. The ratio of thei...Assuming human pupil to have a radius of 0.25cm and a comfortable viewing distance of 25cm, the minimum separation betwe...The temperature at which speed of sound in air becomes double of its value at 27oc...