Question Text
Question 1 :
A star's distance ($d$) and its parallax angle ($p$) are related to each other as:<br><br>
Question 2 :
Which of the following is the best method to measure microscopic distances?
Question 3 :
The SI unit of coefficient of mutual inductance of a coil is
Question 7 :
Measuring vessel to measure volume of irregular shaped solid is ....................... .<br>
Question 9 :
Which of the following are dimensionless quantities,(symbols have their usual meaning)<br>[$\eta$=viscocity,$\rho$=density,$r$=radius,$k$=thermal conductivity,$c$=heat capacity.]
Question 10 :
The correct way to represent an unit amount of force is :
Question 11 :
What is the base unit for measuring distance in the metric system?
Question 13 :
Assertion: Mass, length and time are fundamental physical quantities.
Reason: They are independent of each other.
Question 19 :
If 1 kg wt = 10 N, the value of gravitational <span>intensity will be </span>
Question 21 :
To minimise parallax error, the observer should place the object :
Question 24 :
<span>'The parallax angle in radians is: $\theta = \left( 1 + \frac { 54 } { 60 } \right) \times \frac { \pi } { 180 } = 0.03316 \mathrm { rad }$<br/> Hence, the distance between moon and earth: </span>
Question 28 : <div>State whether given statement is True or False.<br/></div>The standard quantity used for comparison is called fundamental quantity. <br/>
