sin300

Sin 300^(@) is equal to

Sin 300^(@) is equal to

sin 300^@ cosec 1050^@ - tan (-120^@)

In an electric circuit applied ac emf is e=20 sin 300t volt and the current is i=4 sin 300t ampere. The reactance of the circuit is-

In an electric circuit applied ac emf is e=20 sin 300t volt and the current is i=4 sin 300t ampere. The reactance of the circuit is-

Convert 4(cos 300^(@) + i sin 300^(@)) into Cartesian form.

Prove that: cos420^@ sin390^@+ sin(-300^@)cos(-330^@)=1

Find the values of the following allied angles : (iv) sin 300^(@)

The instantaneous current and voltage of an a.c. circuit are given by i=10 sin 300 t, V=100 sin 300 t V .What is the power dissipation in the circuit?