What kind of band never plays music?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

Why do you find that most of the buildings are deprived of the 13th floor?

Which is faster, Heat or Cold ? Explain.

The current time can be represented by below textual rebus.

0
=========
B.Sc
LLB

Can you tell us the current time?

In a Society, there are over 100 flats.

Flat 1 is named the first flat.
Flat 2 is named the second flat.
Flat 3 is named the third flat. And So On.....

A visitor decides to walk through all the flats, and he finds all the flats except flat 62.
Anmol later founds that the locals of the town have given it another name.

What is the name of the Flat?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

What does below rebus means ?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.