20,

21,

22,

23,

24,

25,

26,

27

28,

29,

Who is the winner of Wimbledon Grand Slam Tennis Tournament (Women's Singles) for the
year 2017 ?

(ಹಿ) Garbine Muguruza (൫ Venus Williams
(ಲ) Simona Halep (D) Victoria Azarenka

Which compound is known as inorganic benzene 7
(ಹಿ) borax (8) diborane (C) borazine (D) boric acid

The designation of an orbital with n=4 and 1=2 is :
(ಹ) 44 ൫ 4 © ‏م‎ (D) 4

The element with highest electronegativity is :
(5) chlorine (8) bromine (ಲ) 10676 (D) fluorine

Which of the following is not an antibiotic ?
(ಹ) tetracycline (8) ranitidine (ಲ) ofloxacin (D) penicillin

Rosenmund’s reduction of an acid chloride gives :
(ಹ) an ester (B) an alcohol (ಲ) an aldehyde (D) a hydrocarbon

The energy gap between the valence band and conduction band for a material is above 6 eV.
The material is

(ಹಿ) super conductor (3) an insulator
(ಲ) a dopped semiconductor (D) a conductor

Radius of first orbit of hydrogen atom is 0.53 A. So the radius of the second orbit will be
A) 2124 ற யக்‌ © 106% (D) 9.274

The work done in moving a charge ‘q’ on an equipotential surface is
(^) infinity ® 0 © 2 (2) 20

When light of suitable frequency falls on certain metal surfaces, electrons are emitted from
1.

This phenomenon is known 85 s

(ಹಿ) Meissner effect (8) Zeeman effect

(C) Total internal reflection (D) Photoelectric effect

018/2018 6 A