Phone का Camera Left में ही क्यों?? || Why the phone's camera on the left || #shorts

Why is sodium metal, never left open in air?

Why is sodium metal never left open in air ?

(A) Mobile phones nowadays have a lot of features and it is easy to cheat with their help. (B) The invigilator must immediately confiscate the mobile phones and ask the students to leave the exam hall immediately. (C) Mobile phones arc very expensive and leaving them in bags outside the exam hall is not safe. (D) There have been incidents where students who left the exam hall early stole the mobile phones kept in the bags of the students who were writing the exam. (E) The school authorities must ask the students to leave their phones in the custody of the invigilator before the exam in order to avoid thefts of mobile phones. (F) None of the other students were carrying their phones in the exam hall. Which of the following among (A), (B), (C) and (D) may be a . strong argument in favour of, the three students who were caught with the mobile phone?

(A) Mobile phones nowadays have a lot of features and it is easy to cheat with their help. (B) The invigilator must immediately confiscate the mobile phones and ask the students to leave the exam hall immediately. (C) Mobile phones arc very expensive and leaving them in bags outside the exam hall is not safe. (D) There have been incidents where students who left the exam hall early stole the mobile phones kept in the bags of the students who were writing the exam. (E) The school authorities must ask the students to leave their phones in the custody of the invigilator before the exam in order to avoid thefts of mobile phones. (F) None of the other students were carrying their phones in the exam hall. Which of the following among (A), (B), (E) and (F) may be the reason behind the school making such announcements before the exam?

(A) Mobile phones nowadays have a lot of features and it is easy to cheat with their help. (B) The invigilator must immediately confiscate the mobile phones and ask the students to leave the exam hall immediately. (C) Mobile phones arc very expensive and leaving them in bags outside the exam hall is not safe. (D) There have been incidents where students who left the exam hall early stole the mobile phones kept in the bags of the students who were writing the exam. (E) The school authorities must ask the students to leave their phones in the custody of the invigilator before the exam in order to avoid thefts of mobile phones. (F) None of the other students were carrying their phones in the exam hall. Which of the following among (A), (B), (D) and (F) can be an immediate course of action for the invigilator?

Five phones, H, M, R, T and V, are kept one above the other (not necessarily in the same order). The number of phones above T is same as the number of phones below V. R is just above H. V is at the bottom. There are two phones between M and V. Which of the following phones are above R? पांच फोन - H, M, R, T और V एक दूसरे के ऊपर रखे गए हैं, लेकिन ज़रूरी नहीं कि इसी क्रम में | T के ऊपर रखे गए फोन की संख्या V के नीचे रखे गए फ़ोन की संख्या के बराबर है | R, H के ठीक ऊपर है | V तल पर है | M और V के बीच दो फ़ोन हैं | R के ऊपर इनमें से कौन से फ़ोन हैं ?