Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Physics Rotational Motion Angular velocity and its relation with linear velocity
तरंग समीकरण \(y=0.5 \sin \frac{2 \pi}{\lambda}(400 t-x) \mathrm{m}\) में तरंग का वेग होगा:
1
200 m/s
2
200√2 m/s
3
400 m/s
4
400√2 m/s