MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Ordinary Differential Equations knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Uranium disintegrates at a rate proportional to the amount present at any time instant. If a and b grams of uranium are present at times t & t respectively. What is the expression for the half life of uranium? |
| A. | ( frac{(t +t )log2}{log u2061( frac{b}{a})} ) |
| B. | ( frac{(t -2t )log2}{2log( frac{a}{b})} ) |
| C. | ( frac{(t +t )}{2log( frac{a}{b})} ) |
| D. | ( frac{(t -t )log2}{log u2061( frac{b}{a})} ) |
| Answer» E. | |
| 2. |
Urine culture test is being conducted in the pathology lab from the sample of a patient to prescribe a suitable drug based on bacterial growth. There were 3000 bacteria in the initial sample and it had increased to 3400 in the sample collected after one hour. Based on the exponential growth how long will it take for the bacterial population to reach 10000? |
| A. | 10 hrs |
| B. | 8.5 hrs |
| C. | 9.6 hrs |
| D. | 3.6 hrs |
| Answer» D. 3.6 hrs | |
| 3. |
The population of the Mysore city of a country was 30 lakhs in the year 2000 and 60 lakhs in the year 2010. What is the estimated population in the year 1990 with the help of the population model? |
| A. | 18 lakhs |
| B. | 15 lakhs |
| C. | 20 lakhs |
| D. | 12 lakhs |
| Answer» C. 20 lakhs | |