Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

I have eight fingers and two thumbs but I do not live. What Am I?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

How can you leave a room with two legs and return with six legs?

People put me on the table and cut me but do not eat me. What am I?

I look at you, you look at me, I raise my right, you raise your left. What am I?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?