All Questions
1
answers
199
views
तारे क्यों टिमटिमाते हैं ? Why do stars twinkle?
Physics
- asked 3 months ago
- B Butts
1
answers
200
views
दृष्टि निर्बध क्या है ? किस प्रकार चलचित्र संभव होता है ? What is blind vision? How is a movie possible?
Physics
- asked 3 months ago
- B Butts
1
answers
183
views
रेलवे के सिग्नल का प्रकाश लाल रंग का ही क्यों होता है ? Why is the light of railway signal red in colour?
Physics
- asked 3 months ago
- B Butts
1
answers
264
views
1
answers
109
views
1
answers
193
views
1
answers
163
views
जरा-दूरदृष्टिता क्या है ? What is short-sightedness?
Physics
- asked 3 months ago
- B Butts
1
answers
150
views
दृष्टिदोष क्या है ? यह कितने प्रकार का होता है? What is visual impairment? How many types is this?
Physics
- asked 3 months ago
- B Butts
1
answers
125
views
1
answers
242
views
1
answers
140
views
नेत्र में जरा दृष्टि दोष का क्या कारण है? What is the cause of short sightedness in the eye?
Physics
- asked 3 months ago
- B Butts
1
answers
223
views
आँखों की सुग्राहिता का क्या अर्थ है ? What does eye sensitivity mean.
Physics
- asked 3 months ago
- B Butts
1
answers
121
views
1
answers
186
views
1
answers
139
views
स्पेक्ट्रम क्या है? What is spectrum.
Physics
- asked 4 months ago
- B Butts
1
answers
176
views
टिंडल प्रभाव क्या है? What is the Tyndall Effect.
Physics
- asked 4 months ago
- B Butts
1
answers
211
views
मोतियाबिंद क्या है? What is Cataract.
Physics
- asked 4 months ago
- B Butts
1
answers
148
views
कैसे व्यक्ति नेत्रदान नहीं कर सकते हैं। How can a person not donate eyes?
Physics
- asked 4 months ago
- B Butts
1
answers
152
views
प्रकीर्णित प्रकाश का वर्ण किस पर निर्भर करती है ? On what does the color of the scattered light depend.
Physics
- asked 4 months ago
- B Butts
1
answers
271
views
1
answers
146
views
1
answers
175
views
प्रधान फोकस और फोकस में क्या अंतर है ? What is the difference between prime focus and focus?
Physics
- asked 4 months ago
- B Butts
1
answers
269
views
1
answers
140
views
विवर्तन क्या है ? What is diffraction.
Physics
- asked 4 months ago
- B Butts
1
answers
227
views
किरण क्या है ? What is ray.
Physics
- asked 4 months ago
- B Butts
1
answers
280
views
1
answers
218
views
लेंस में कितने मुख्य फोकस होते हैं ? How many principal focus are there in a lens?
Physics
- asked 4 months ago
- B Butts
1
answers
131
views
लेंस की क्षमता से क्या समझते हैं ? What do you understand by the power of a lens?
Physics
- asked 4 months ago
- B Butts
1
answers
190
views
लेंस कितने प्रकार के होते हैं ? How many types of lenses are there?
Physics
- asked 4 months ago
- B Butts
1
answers
311
views