വൈദ്യുത ചാർജ്ജിന്റെ സാന്നിധ്യം തിരിച്ചറിയാൻ ഉപയോഗിക്കുന്ന ഉപകരണം ?
Aഇലക്ട്രോസ്കോപ്പ്
Bഗാൽവനോമീറ്റർ
Cടെലിസ്കോപ്പ്
Dഗാൽവനോസ്കോപ്പ്
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The process of adding impurities to a semiconductor is known as:
Two resistors. A of 10Ω and B of 30Ω, are connected in series to a battery of 6 V. The total heat dissipated in the resistors in 1 second is?
The figure shows a wire of resistance 40 Ω bent to form a circle and included in an electric circuit by connecting it from the opposite ends of a diameter of the circle. The current in the circuit is:
A magnet, when moved near a coil, produces an induced current. Which of the following method(s) can be used to increase the magnitude of the induced current?
- (1) Increasing the number of turm in the coil
- (2) Increasing the speed of the magnet
- (3) Increasing the resistivity of the wire of the coil
The armature of an electric motor consists of which of the following parts?
- (i) Soft iron core
- (ii) Coil
- (iii) Magnets