ABC is a right angle triangle AB = 3 cm, BC = 4 cm charge +15, +12, -12 esu are placed at A, B and C respectively. The magnitude of the force experienced by the charge at B in dyne is -

ABC is a right angled triangle AB = 3 cm, BC = 5 cm and AC = 4 cm, then the inradius of the circle is :

ABC is a right angled triangle AB = 3 cm, BC = 5 cm and AC = 4 cm, then the inradius of the circle is :

ABC is an equilateral triangle of side 10 cm. D is the mid point of BC charge 100 muC, -100 muC and 75 muC are placed at B, C and D respectively. What is the force experienced by a 1 mu C positive charge placed at A ?

ABC is a right angled triangle in which AB = 3 cm and BC = 4cm. And /_ ABC =pi//2 . The three charges +15, + 12 and -20 e.s.u. are placed respectively on A, B and C . The force acting on B is

In right angle triangle ABC,8cm,15cm and 17 cm are the lengths of AB,BC and CA respectively.Then,find out sin A,cos A and tan A.

ABC is an equillatreal triangle of each side 5cm. Two charges of +- (50)/(3) xx 10^(-3) mu C are placed at A and B respectively. Calculate magnitude and direction of resultant intensity at C.

In a right triangle ABC,∠B=90 . If AB=14 cm,BC=48 cm, find AC.