Which of the following statements is not true about an atom? (a) Atoms are not able to exist independently

(a) This is not a true statement since the authority of the rules of the Constitution is much more than that of any other law.  (b) No, it is not correct...

Since each light can be switched on independently, there are two options for each bulb (on or off) ∴Total no. of ways the bulbs can be operated= 210 This includes all the bulbs are...

8 corner × 1/8 atom per unit cell = 1 atom  There are four body diagonals in a cubic unit cell and each has two body centre atoms.  So, 4 × 2...

Given : Total number of lamps =10 Since at least one lamp is to be kept switched on The total number of ways are 10C1+10C2+....10C10 ⇒210−1 ⇒1024−1 ⇒1023 Hence (B) is the correct answer.

(b) Primary and secondary markets complement each other. Primary market deals with the issue of new securities. That is, through the primary market a company raises capital directly from the borrowers....

(a) When Mendel cross pollinated pure tall pea plants with pure dwarf pea plants, only tall plants were obtained in F1 generation. On self pollinating the F1 progeny, both tall and dwarf...

(a) This is not a true statement since the authority of the rules of the Constitution is much more than that of any other law. (b) No, it is not correct...

(i) Mendel conducted experiment on garden pea plant selecting seven visible contrasting characters. He selected and crossed homozygous tall pea plant having the genotype TT with a homozygous dwarf pea...

Since each bulb has two choices, either switched on or off, therefore required number = 210 – 1 = 1023.