The total number of terminals in a rheostat is —

এই অধ্যায়ের আরও প্রশ্ন

• C-11-Q048The colour bands on a fixed resistor indicate its —
• C-11-Q049With a rise of temperature, the resistance of a metallic conductor —
• C-11-Q050With a rise of temperature, the resistance of a semiconductor —
• C-11-Q051Resistance of a metal increases with temperature mainly because —
• C-11-Q052From Table 11.01, which substance has the highest specific resistance?
• C-11-Q053From the worked example, the specific resistance of copper is approximately —
• C-11-Q054Using a wire of radius 0.1 mm, the length needed to make a 1 nichrome resistor is approximately —
• C-11-Q055Why must the temperature be specified while stating the resistance of a substance?
• C-11-Q056The symbol —||— represents —
• C-11-Q057A zigzag line in a circuit diagram represents —