Q1. A body has a mass of 5 kg and a momentum of 30 kg m/s. What is its kinetic energy?
एक पिंड का द्रव्यमान 5 kg और संवेग 30 kg m/s है। उसकी गतिज ऊर्जा कितनी होगी?
Railway Science Practice Set 23 – 15 Bilingual Questions with Detailed Explanations
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Sample Questions from Railway Science Practice Set 23 – 15 Bilingual Questions with Detailed Explanations
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Q2. Which structure of a chromosome is the site where spindle fibres attach during cell division?
कोशिका विभाजन के दौरान गुणसूत्र के किस क्षेत्र पर स्पिंडल तंतु जुड़ते हैं?
Q3. Which gas is produced when calcium carbide reacts with water?
कैल्शियम कार्बाइड की जल से अभिक्रिया कराने पर कौन-सी गैस उत्पन्न होती है?
Q4. Which principle explains the apparent loss of weight of an object when it is immersed in a liquid?
किस सिद्धांत द्वारा किसी वस्तु को द्रव में डुबाने पर उसके भार में दिखाई देने वाली कमी को समझाया जाता है?
Q5. Which enzyme present in pancreatic juice helps digest proteins in the small intestine after being activated from its precursor form?
अग्न्याशयी रस में उपस्थित कौन-सा एंजाइम अपने पूर्वरूप से सक्रिय होने के बाद छोटी आंत में प्रोटीन के पाचन में सहायता करता है?
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