physics spc sandeep sir
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JEE/ NEET | An observer can see through a pin hole,the top end of thin rod of height h, placed as sh
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Vo niche k portion kaise dkhskta h kuki 2 refracted ray jha milti h image vhi bnti h…aur jb hm refracted ray ko piche kr rhe h to vo wood k upr vle portion pr ray milrhi h to use to upr k portion dekhna chaiye jb pani dalte h to
Sir 90-i aur r dono vertical opposite angle nhi hoskte ?