JEE Main 2023 April 6 (Shift-1 Morning) Physics Question Paper with Solutions | Memory Based Ques 1. F i nd t he r a d i us o f 5 t h o r b i t o f a Li +2 io n. R a d i us o f f i r s t o r b i t o f H a t o m i s 0 . 5 2 9 Å . A n s . 4 . 4 08 Å Ques 2. W h a t i s t he m o m e n t o f i n e r t i a o f a ro d a b o u t t he a x i s p a ss i ng t h ro u g h i t s o ne e n d ? Ques 3. A ss e r t i o n: F o r a p r o j e c t i l e m o t i o n, r a n g e i s m a x i mum a t q = 4 5 ° . Reason: For range to be maximum, sin2 q needs to be 1. A n s . B o t h a r e t r ue Ques 4 . W h i c h g r a p h re p rese n t s t he r e l a t i o n s h i p b e t w e e n c o n d u c t i v i t y a nd t e m p e r a t ure f o r a s e m i c o n d u c t o r ? For semiconductor on increasing temperature, n increase & t decreases. But effect of n is dominating, So gr