1. Which one is the formula of Carnot’s engine efficiency?
A. η = 1 + T2 T1B. η = T2 T1C. η = 1 − T1 T2D. η = 1 − T2 T1
Live
Varsity KA Admission Model Test 85
100 questions • 60 minutes • Each correct answer carries +1 mark. Each wrong answer deducts 0.25 mark.
Exam Overview
Total Questions
100 MCQ
Duration
60 minutes
Total Marks
100
Negative Marking
-0.25
Subject-wise Distribution
| General Science | 45 |
| Chemistry | 20 |
| Physics | 12 |
| Biology | 12 |
| English | 8 |
| Mathematics | 3 |
Question Pattern Preview
2. The geometric shape of molecule is- P Cl5
A. LinearB. OctahedralC. Trigonal bipyramidalD. Tetrahedral P Cl5 = 1 2 (5 + 5) = 5 = sp3d
3. What is the oxidation number of Cr in [Cr(H2O)4Cl2]Br?
A. +3B. +2C. +6D. −4
4. The synonym of 'cynical' is-
A. pessimisticB. equivocalC. gullibleD. liberal Back
5. Which colour is given by salt in flame test? Cu
A. GreenB. BlueC. VioletD. Golden
6. Which class of fish is called lobe-finned fish?
A. ChondrichthyesB. SarcopterygiiC. ActinopterygiiD. Amphibia