Chemistry
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A magnetic needle is kept in a non-uniform magnetic field, it experience
Answer: A. A force and a torque A magnetic needle is kept in a non-uniform magnetic field, it experiences a force and a torque.
Answer: A. A force and a torque
See lessA magnetic needle is kept in a non-uniform magnetic field, it experiences a force and a torque.
Earth’s magnetic field always has a horizontal component except at:
Answer: B. Magnetic pole Earth's magnetic field always has a horizontal component except at magnetic pole.
Answer: B. Magnetic pole
See lessEarth’s magnetic field always has a horizontal component except at magnetic pole.
The magnetic susceptibility of a material is negative. The material is:
Answer: A. Diamagnetic The magnetic susceptibility of a material is negative. The material is diamagnetic.
Answer: A. Diamagnetic
See lessThe magnetic susceptibility of a material is negative. The material is diamagnetic.
The magnetic dipole moment per unit volume of a magnetic material is called its:
Answer: D. Magnetization The magnetic dipole moment per unit volume of magnetic material is called its magnetization.
Answer: D. Magnetization
See lessThe magnetic dipole moment per unit volume of magnetic material is called its magnetization.
Whetstone bridge based on kirchoff’s:
Answer: C. Both Wheatstone bridge based on kirchoff's 1st law and 2nd law.
Answer: C. Both
See lessWheatstone bridge based on kirchoff’s 1st law and 2nd law.
1 amp. second is unit of:
Answer: A. Charge 1amp.second is unit of charge.
Answer: A. Charge
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In series, total power decrease, because
Answer: D. Total resistance increases In series, total power decreases, because total resistance increases.
Answer: D. Total resistance increases
See lessIn series, total power decreases, because total resistance increases.
To measure the current in an electrical device:
Answer: C. Ammeter in series with it To measure the current in an electrical device ammeter in series with it.
Answer: C. Ammeter in series with it
See lessTo measure the current in an electrical device ammeter in series with it.
In parallel total power increase, because:
Answer: A. Total resistance decrease In parallel total power increase, because total resistance decrease.
Answer: A. Total resistance decrease
See lessIn parallel total power increase, because total resistance decrease.
The mobile charge carriers in a metallic conductor are:
Answer: C. Electrons The mobile charge carriers in a metallic conductor are electrons.
Answer: C. Electrons
See lessThe mobile charge carriers in a metallic conductor are electrons.