Electric current is measured by the instrument called ammeter. As current in a circuit is measured in amperes, the instrument used is called as ammeter.

True, The luster of a metal is due to presence of free electrons. Luster means shine or soft glow. We know that metals have the quality of reflecting light from its surface.

The Math.floor() function in JavaScript is used to round off the number passed as parameter to its nearest integer in Downward direction of rounding i.g towards the lesser value.

Hence, math.floor(3.6) = 3.

Badrinath is situated on the bank of river Alaknanda.

Honey bees bees belong to the class insects or insecta.

Speed in a given direction is called Velocity.

From the given choices, "All teachers wear sarees. Mrs. Gomati does not wear a saree. Therefore, Mrs. Gomati is not a teacher" is a sound argument.