Questions

When a candidate is officially nominated at the national convention, then the presidential campaign begins.

Because of high stability, large Q (Quality Factor) & the frequency that doesn't drift with aging. Crystal is used as a clock source most of the times.

1. Shri Narendra Modi Prime Minister and also in-charge of:
– Ministry of Personnel
– Public Grievances and Pensions
– Department of Atomic Energy
– Department of Space

All important policy issues and all other
portfolios not allocated to any Minister.

2. Shri Raj Nath Singh         -       Minister of Home Affairs
3. Smt. Sushma Swaraj       -       Minister of External Affairs
4. Shri Arun Jaitley             –       Minister of Finance
                                        –       Minister of Corporate Affairs
5. Shri M. Venkaiah Naidu   –       Minister of Urban Development
                                        –       Minister of Housing and
                                                 Urban Poverty Alleviation
                                        –       Minister of Information & Broadcasting
6. Shri Nitin Jairam Gadkari –      Minister of Road Transport
                                                 & Highway
                                                – Minister of Shipping
7. Shri Arun Jaitley
(Additional Charge)             -      Minister of Defence
8. Shri Suresh Prabhu          -     Minister of Railways
9. D.V Sadananda Gowda    -      Minister of Statistics & Programme Implementation
10. Sushri Uma Bharati       -      Minister of Water Resources,
                                                River Development & Ganga Rejuvenation
11. Mukhtar Abbas Naqvi    -      Minister of Minority Affairs
12. Shri Ramvilas Paswan   -      Minister of Consumer Affairs, Food & Public Distribution
13. Shri Kalraj Mishra         -      Minister of Micro, Small & Medium Enterprises
14. Maneka Sanjay Gandhi  -     Minister of Women & Child Development
15. Shri Ananth Kumar       -     Minister of Chemicals & Fertilizers
16. Shri. Ravi Shankar Prasad – Minister of Law & Justice
                                            – Minister of Electronics & Information Technology
17. Shri Jagat Prakash Nadda  - Minister of Health & Family Welfare
18. Ashok Gajapathi Raju Pusapati -  Minister of Civil Aviation
19. Shri. Anant Geete            -          Minister of Heavy Industries & Public Enterprises
20. Smt. Harsimrat Kaur Badal -        Minister of Food Processing Industries
21. Shri Narendra Singh Tomar – Minister of Rural Development
                                              – Minister of Panchayati Raj
                                              – Minister of Drinking Water & Sanitation
22. Shri Chaudhary Birender Singh - Minister of Steel
23. Shri Jual Oram                   -      Minister of Tribal Affairs
24. Shri Radha Mohan Singh     -      Minister of Agriculture & Farmers Welfare
25. Shri Thawar Chand Gehlot   -      Minister of Social Justice & Empowerment
26. Smt. Smriti Irani                 -      Minister of Textiles
27. Dr Harsh Vardhan                –     Minister of Science & Technology
                                               –     Minister of Earth Sciences
28. Prakash Javadekar               -     Human Resource Development

We know that, in solids all the particles are packed together and hence sound can travel from one to one very fast.

Hence, speed of sound is maximum in solids and decreses from solids to liquids and liquids to gases. Sound can't travel through vaccum.