Questions

Non-cooperation movement was started by Mahatma Gandhi in 1920 to drive the British out of the country.

Goods and Services Tax (GST)  will replace  all  central  as well as  state taxes  by  a  single  tax.  GST  will subsume  various  Central  indirect taxes,  including  the  Central  excise duty,Countervailing  duty,  Service tax,  etc.  It  also  subsumes  State Value Added Tax(VAT), Octroi and entry    tax,    Luxury    tax,    etc. Petroleum  products  like  kerosene, naphtha  and  LPG  will  be  under GST,  while  five  items,  including crude oil, natural gas, aviation fuel, diesel    and    petrol    have    been excluded.    Alcohol    for    human consumption will be out of GS

The human ear can respond to minute pressure variations inthe air if they are in the audible frequency range, roughly 20 Hz -20 kHz. In fact, tests conducted show an increased sensitivity in the 3000 Hz range which is the optimal amplification frequency in the human ear. So, the sensitivity of the human ear varies with the frequency of the sound.