Explain the usage of interrogative words (who, what, where, when, why, how) in forming questions in Hindi.

In Hindi, interrogative words (who, what, where, when, why, how) play a crucial role in forming questions. These words, known as "prashna vachak shabd" in Hindi, are used to gather information, seek clarification, and initiate conversations. Let's explore the usage of interrogative words in forming questions in Hindi:

1. Who - कौन (kaun):
"Who" is used to inquire about the identity or person responsible for an action or event. It is used to ask about people or individuals. For example:
* कौन है वह? (Kaun hai vah?) - Who is that?
* तुम्हें कौन पसंद है? (Tumhein kaun pasand hai?) - Who do you like?
2. What - क्या (kya):
"What" is used to ask about things, objects, actions, or situations. It seeks information about the nature or characteristics of something. For example:
* यह क्या है? (Yeh kya hai?) - What is this?
* तुम क्या कर रहे हो? (Tum kya kar rahe ho?) - What are you doing?
3. Where - कहाँ (kahan):
"Where" is used to inquire about the location or place of something or someone. It seeks information about the position or whereabouts. For example:
* तुम कहाँ जा रहे हो? (Tum kahan ja rahe ho?) - Where are you going?
* सब्जी मार्केट कहाँ है? (Sabji market kahan hai?) - Where is the vegetable market?
4. When - कब (kab):
"When" is used to ask about time or the occurrence of an event. It seeks information about the specific time or duration. For example:
* तुम्हारा जन्मदिन कब है? (Tumhara janm-din kab hai?) - When is your birthday?
* पार्टी कब होगी? (Party kab hogi?) - When will the party be?
5. Why - क्यों (kyon):
"Why" is used to inquire about the reason or cause behind an action or situation. It seeks information about the motive or purpose. For example:
* तुम यह क्यों कर रहे हो? (Tum yeh kyon kar rahe ho?) - Why are you doing this?
* उसने ऐसा क्यों कहा? (Usne aisa kyon kaha?) - Why did he/she say that?
6. How - कैसे (kaise):
"How" is used to ask about the manner, method, or condition of something. It seeks information about the way or process. For example:
* तुम कैसे हो? (Tum kaise ho?) - How are you?
* यह काम कैसे किया जाता है? (Yeh kaam kaise kiya jata hai?) - How is this work done?

It is important to note that interrogative words can be combined with other words or phrases to form more specific questions. Additionally, Hindi interrogative sentences often