BCECE2003

In the reaction ₉₂U²³⁴→₈₇Y²²², how many α-particle and β-particles are emitted

In the reaction ₉₂U²³⁴→₈₇Y²²², how many α-particle and β-particles are emitted respectively? Options (a) 3,5 (b) 5,3 (c) 3,3 (d)…

The minimum wavelength of X-rays produced in a Collidge tube operated

The minimum wavelength of X-rays produced in a Collidge tube operated at potential difference of 40 kV is Options (a)…

The ratio of specific charge of an α-particle to that of a proton is

The ratio of specific charge of an α-particle to that of a proton is Options (a) (1:2) (b) (2:1) (c)…

A spring when stretched by 2mm containing energy 4 J. If it is stretched

A spring when stretched by 2mm containing energy 4 J. If it is stretched by 10 mm, its potential energy…