Force =Mass x Acceleration
2. Joule is the SI unit of energy and work. It is the unit work done by one Newton force over a distance of one meter.
- Energy can be defined as:
Energy = Work x Time
Who found an empirical relationship between the half-life of alpha decay and the energy of the emitted alpha particles in 1911?
877 0649a9fbcc7d7c7e0672ba384In 1911, Geiger and Nuttall discovered an empirical relationship between the half-life of alpha decay and the energy of the emitted alpha particles.
Match the columns.
Column - A Column-B
I. Electric current a. Henry
II. Potential difference b. Farad
III. Gapacitance c. Volt
IV. inductance d. Ampere
582 0649a9c63dad6f2e01f6df4c3The columns are a correct match.
I. Electric current - Ampere
II. Potential difference - c. Volt
III. Gapacitance - b. Farad
IV. inductance - a. Henryd.
According to Dalton’s atomic theory, atoms combine in the ratio of small whole numbers to form ______.
409 064919f9ec7d7c7e0670d10b81. According to Dalton's atomic theory, atoms combine in small whole-number proportions to form compounds.
A 40kVA transformer has core loss of 400 W & full load copper loss of 800 W. The proportion of full load at maximum efficiency is -
626 06304af8620c0656a1d925419The splitting of white light into its component colours is called ______.
541 0642c1a37dcb650c1457945ebThe amount of work done in moving a charge of 4C across two points having a potential difference of 6V is ______.
489 0641974a1b34a0b67fcf4a8bf