Read the following statement and write whether they are TRUE or FALSE: Davisson-Germer experiment proved the particle nature of electrons.

Read the following statement and write whether they are TRUE or FALSE: Matter waves are electromagnetic.

Read the following statement and write whether they are TRUE or FALSE: Alkali metals are most suitable for photoelectric emission

Read the following statements and write whether true or false: During photo electric effect photon share its energy with a group of electrons.

Read the following statements and write whether true or false: Intensity is directly proportional to square of amplitude

Indicate whether the following statements are true or false:

Write the negation of the following statements and check whether the resulting statements are true. every natural number is greater than zero.

Find the component statements of the following compound statements and check whether they are true or false. All integers are positive or negative

Identify the type of 'OR' used in the following statement and check whether the statements are true or false:(iii)A rectangle is a quadrilateral or a 5 sided polygon.

Write the negation of the following statements and check whether the resulting statements are true. sqrt2 is rational.

Identify the type of 'OR' used in the following statement and check whether the statements are true or false:(i) sqrt 2 is a rational number or an irrational number.