Question : The photoelectric effect demonstrates which nature of light?

Option 1: Crystalline nature

Option 2: Particle nature

Option 3: Dual nature

Option 4: Wave nature

Question : The phenomenon which causes mirage is:

Option 1: interference

Option 2: diffraction

Option 3: polarisation

Option 4: total internal reflection

Question : The golden view of sea shells is due to the:

Option 1: Diffraction

Option 2: Dispersion

Option 3: Polarisation

Option 4: Reflection

Question : The radius of curvature of a charged particle's passage in a homogeneous magnetic field is proportional to:

Option 1: energy of particle

Option 2: charge of particle

Option 3: momentum of a particle

Option 4: strength of the field

Question : Directions: Which one of the following responses would be the meaningful order of the following?
1. India
2. Bangalore
3. Asia
4. Karnataka

Option 1: 3, 4, 2, 1

Option 2: 2, 4, 1, 3

Option 3: 3, 1, 2, 4

Option 4: 1, 2, 3, 4