An object is heated from 30°C to 57°C. The increa...
An object is heated from 30°C to 57°C. The increase in its temperature on the Kelvin scale is
17k
27k
81k
246k
300k
Correct answer is B
30°C + 273 = 303K
57°C + 273 = 330K
∆T = 330K - 303K
→ 27K
If the capacitance of a capacitor is C = (εA)/d, which of the following parameters is varied...
which of the following statements about simple harmonic motion is correct? The ...
When a girl moves towards a plane mirror at a speed of 4.0m/s, the distance between the girl & h...