MCQ
The graph drawn with object distance along abscissa & image as ordinate for a convex lens is
- Astraight
- Bcircle
- Crectangular hyperbola
- Dparabola
✓
Answer
(c) rectangular hyperbola
Explanation:
Explanation:
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A triode is operated in the linear region of its characteristics. If the plate voltage is slightly increased, the dynamic plate resistance will:
An inductor of inductance $2\,\mu\,H$ is connected in series with a resistance, a variable capacitor and an $AC$ source of frequency $7\,kHz$. The value of capacitance for which maximum current is drawn into the circuit is $\frac{1}{x} F$, where the value of $x$ is $.........$. $\left(\right.$ Take $\left.\pi=\frac{22}{7}\right)$
→27 small drops of water with equal radius and equal charge comprised to form one big drop. The ratio of capacitance of a big drop and capacitance of a small drop will be:
A voltmeter of resistance $1000\,\Omega $ gives full scale deflection when a current of $100\, mA$ flow through it. The shunt resistance required across it to enable it to be used as an ammeter reading $1\, A$ at full scale deflection is ............... $\Omega $
→Two circular coils $1$ and $2$ are made from the same wire but the radius of the $1^{st}$ coil is twice that of the $2^{nd}$ coil. What is the ratio of potential difference in volts should be applied across them so that the magnetic field at their centres is the same?
→The linear charge density on upper half of a segment of ring is $\lambda$ and at lower half, it is $-\lambda$. The direction of electrical field at centre $O$ of ring is :-
→The incorrect statement regarding the lines of force of the magnetic field $B$ is
→The magnetic field due to a current carrying circular loop of radius 3 cm at a point on the axis at a distance of 4 cm from the centre is 54 mT. What will be its value at the centre of the loop
Which is not an electrostatic phenomenon:
The light waves from two coherent sources have same intensity ${I}_{1}={I}_{2}={I}_{0} .$ In interference pattern the intensity of light at minima is zero.What will be the intensity of light at maxima?
→