1. 
2. [audio:01sep09q.mp3]
   (direct link to clip)

(1) composed (2) in 1902. It shot to fame much more recently when someone started using it, specifically the part that is muted out in the clip. What is (2) now more famous as?

Cracked by Goutham DL, shenoyvarun86, MKen_, achyuth, Dibyo, Divya, shrik, Manish Mani, Chinmaya U.Holla, Debasish, udupendra, AmK, Vardhan Shenoy, vardhans94, Rithwik K, sidsen, Rogi, Aditya, varuns88, satyeki, Hitesh T S, Logik, xtremevarun and abhijeet

shenoyvarun86 points out that he’d already asked this question (to which fact I shall claim ignorance :p). :-)

Another sitterish question. Identify

The question content is a recursive hint

Cracked by: Chinmaya U.Holla, achyuth, Debasish, shrik, Thejas V R, AmK, Rogi, sidsen, udupendra, Nakul, Raghuvansh, shenoyvarun86, Gurupad, Logik and abhijeet

1 inspired 2 to start something. What?

1. 2.

Cracked by: shrik, MKen_, Rogi, AmK, Dibyo, Jobin, v.chandrashekar, prasanth, Rahul, udupendra, Chinmaya U.Holla, joe, Debasish, Anubhav, darthshak, vardhans94, srikar, Nakul, Ananth, madhur, Rithwik K, prasadbhat, BASAB, Logik, Raghuvansh, wanderlust, Deepthi JS, emrohit, Thejas V R and Vivek

In what book are you going to find these images and more?

Cracked by: darthshak, Rogi, Prasad, AmK, Raghuvansh and shrik

Who he?

Without further ado, hints

The hints list is not exhaustive.

Apologies for the delay folks, the question will be up 12 hrs more than usual.

Cracked by: Gagan, udupendra, Rogi, Dibyo, Rithwik K, AmK, shrik and akhi

Identify the people in (1) ( of (2) fame ).

shrik, udupendra, AmK, Rogi, varuns88, shenoyvarun86, emrohit, McNeill Ivan S, Rand Al’Thor, xtremevarun, Ananth, prasadbhat, Logik, Raghuvansh, Gurupad and Sridhar C have most probably gone through the Indian engineering education system :p

What is the pun,
if 2 was getting burned by one?

1. 2.

Cracked by: shrik, emrohit, udupendra, krudebox, raklodramA, Raghuvansh, u2001137, nishansolo, BASAB, AmK, Logik, varuns88, Deepthi JS, Ananth, Addikto, Rogi, abhijeet, Dibyo and Rithwik K

He came from the future. He showed us his time machine (1), the schematic of some internal parts of said time machine (2) and the effect of shining a laser out while time-traveling (see the light bend!). Who he?

Cracked by krudebox, Rogi, shrik, AmK, udupendra, Addikto, Dibyo, v.chandrashekar, Gurupad, madhur, Raghuvansh, abhijeet and Rithwik K

Connect

Cracked by: shrik, Rahul, Rogi, udupendra, Goyal, varuns88, joe, Dibyo, Gurupad, Kaustuba, Raghuvansh, darthshak, BASAB, Ananth, Gagan, Mo, Logik and AmK

This phrase originated on this globe (created sometime in the early 1500s).

It has, since, become quite popular, especially in the geek world where it’s used almost everywhere ranging from undocumented code to online mapping communities to famous webcomics.

What phrase?

(Late question is laaaaate. This will stay up for 12hrs longer!)

Cracked by Logik, udupendra, Raghuvansh, AmK, madhur, Rogi, Dibyo, Chaitanya, krudebox, shrik, Rahul, vijay, joe, varuns88, Gurupad, darthshak, Mo and Aparna