longitude of the locality
angle of inclination at the locality
latitude of the locality
angle of declination of the locality
Correct answer is D
No explanation has been provided for this answer.
Which of the following is true of magnetism?
Iron fillings cling mainly round the ends of a bar magnet
The freely suspended bar magnet comes to rest in the geographic north-south direction
Like poles attract
Iodestone is a non-magnetic oxide
Correct answer is B
No explanation has been provided for this answer.
Which of the following is stored by a dry Leclanche cell?
Electrical power
Kinetic energy
Electric current
Chemical energy
Correct answer is D
No explanation has been provided for this answer.
Which of the following is NOT a part of a d.c. electric motor?
Field-magnet
Armature
Commutator
Transformer
Correct answer is D
No explanation has been provided for this answer.
The vibration of an air column produces the sound in the
piano
guiter
flute
school handbell
Correct answer is C
No explanation has been provided for this answer.