A9 Ω
B2 Ω
C4.5Ω
D6 Ω
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Related Questions:
ഇടി മിന്നലുണ്ടാകുമ്പോൾ ജനൽ കമ്പികൾ വിറകൊള്ളുന്നത് ഏത് പ്രതിഭാസം മൂലമാണ്?
When a magnet is moved into a coil connected to a galvanometer, the current is induced in the coil. The induced current does not depend on which of the following factor?
. സൗരയൂഥത്തിൽ ഏതൊക്കെ ഗ്രഹ ങ്ങളുടെ ഭ്രമണപഥങ്ങൾക്ക് ഇടയിലാണ് ഭൂമിയുടെ ഭൂമണപഥം ?
Which of the following statements is/are true in case of an incandescent filament bulb?
- (a) Filament can be made of tungsten or nichrome.
- (b) The glass envelope covering the filament is filled with inactive gases such as nitrogen or argon.
- (c) Since the filament used is thin, its resistivity is very low.
- (d) The resistivity of the filament is low to allow more current.
- (e) The filament material used should have high melting point.
Which of the following statements is/are correct for a current-carrying solenoid?
- (i) It can be used to magnetize a piece of soft iron.
- (ii) It acts like a bar magnet.
- (iii) The field lines are concentric circles