Q3.

In this question, a group of numbers/symbols is coded using letters as per the table given below and the conditions which follow. The correct combination of codes following the conditions is your answer.

Conditions:

1. If the first element is an even number and the last a number, the codes for these two (the first and the last elements) are to be interchanged.
2. If the first element is an odd number and the last an even number, the first and last elements are to be retained as it is (i.e., first and last elements won’t get coded).

Question: 7 * % 3 @ 6

Q4.

Match the following:

Q5.

Which of the following rules is used to determine the force on a current carrying conductor kept inside a magnetic field?