Question
In a certain code language, A + B means ‘A is
the brother of B’. A − B means ‘A is the father of B’. A × B means ‘A is the mother of B’. A ÷ B means ‘A is the wife of B’. Based on the above, how is P related to T if ‘P × Q + R ÷ S − T’?Solution
The correct answer is D
A liquid is kept in a regular cylindrical vessel up to a certain height. If this vessel is replaced by another cylindrical vessel having half the area o...
Planck’s constant has dimensions equivalent to which of the following?
A container is filled with two immiscible liquids of densities ρ₁ = 1000 kg/m³ (height 0.3 m) and ρ₂ = 800 kg/m³ (height 0.2m) stacked above eac...
What happens to the resistance of a wire if its length is doubled?
A ball is projected from the ground at 45°. It strikes a vertical wall and rebounds with the same speed making the same angle on the other side. If th...
The electric and magnetic fields of an electromagnetic wave are _____________
The colour of sky appears blue due to –
A car moving at 72 km/h is brought to rest in 10 seconds. What is its acceleration?
Which law describes the relationship between the force applied to a spring and its extension or compression?
A uniform wire is bent into a circle and a battery is connected across a chord that subtends an angle of 60° at the center. What is the ratio of curren...
Relevant for Exams:
