AP Police Constable practice question
A cylindrical vessel contains 154 litres of water. If the radius of the base is 14 cm, the height (in cm) of the water column in the vessel is: (Take )
From a AP Police Constable General Awareness practice set · General Awareness
Tap an option to check your answer.
Show answer and explanation
Correct answer: (A) 250 cm
Volume of water = 154 litres = 154,000 cm³. Using V=πr²h with r=14 cm: h = 154000/(22/7×196) = 154000/616 = 250 cm.
हिंदी में प्रश्न
एक बेलनाकार बर्तन में 154 लीटर पानी है। यदि आधार की त्रिज्या 14 सेमी है, तो बर्तन में पानी के स्तंभ की ऊंचाई (सेमी में) है:
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 250 cm
पानी का आयतन = 154 लीटर = 154,000 सेमी³। V=πr²h का प्रयोग करते हुए, r=14 सेमी: h = 154000/(22/7×196) = 154000/616 = 250 सेमी प्राप्त होता है।
More solved General Awareness questions
- A body is dropped from a height of 80 m. Taking g = 10 ms⁻², the time it takes to reach the ground is
- The heat required to raise the temperature of 2 kg of water by 10 °C (specific heat capacity of water = 4200 J kg⁻¹ °C⁻¹) is:
- ₹7200 is divided among P, Q and R in the ratio 5 : 3 : 2. What is the share of Q?
- ₹4510 is divided among P, Q and R in the ratio 3 : 2 : 6. What is the share of Q?
- If a product costs ₹1200 and is sold at 10% profit, what is the selling price?
- Pipe A can fill a tank in 4 hours while pipe B can empty the full tank in 12 hours. If both pipes are opened together, in how many hours…