Physics, asked by deepshikhadhakal111, 5 months ago

The reflector in a torch light is of cocave shape and the bulb is placed as it focus . What is its benefits ? Please answer fast its urgent .

Answers

Answered by shashwat05

Answer:

A concave mirror is used in torch lights because the light ray from the source is placed on the focus of a concave mirror. Concave mirror is reflected in such a way that the reflected ray are straight and parallel.

Answered by bhavi293

Answer:

When a light bulb is placed at the focus of a concave mirror reflector, the diverging light rays of the bulb are collected by the reflector and then reflected, to produce a strong, parallel-sided beam of light.

Explanation:

hope this answer will help you my friend...

Previous Question

Next Question

Similar questions

Physics, 2 months ago

what is the unit of specific resistance and resistivity ...

Hindi, 2 months ago

(क) नीचे लिखे वाक्यों में क्रियाओं को रेखांकित करके उनके काल बताइए- (1) खेल देखने के लिए टिकट लगता है। (ii) हम लोग जलपान कर रहे हैं। (iii) तुम इस रुपये से क्या करोगे? (iv) शायद जादूगर उन्हें फिर कभी मिल जाए। (ख) नीचे लिखे वाक्यों में भूतकाल की क्रिया को रेखांकित कर उसके भेद का नाम लिखिए- काल भेद (i) गीता दुकान से साड़ी लाई। सामान्य भूतकाल (ii) अभिनव ने दूध पी लिया है। (ii) हिरन जंगल में दौड़ रहा...

Social Sciences, 2 months ago

define utopia vision...

Physics, 5 months ago