Question
Is there any lower limit to the electric force between two particles placed at a separation of 1cm ?
✓
Answer
Yes, there's a lower limit to the electric force between two particles placed at a separation of 1cm, which is equal to the magnitude of force of repulsion between two electrons placed at a separation of 1cm.
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
X-ray and visible light travel at the same speed in vacuum. Do they travel at the same speed in glass?
Calculate the temperature at which r.m.s. velocity of gas molecules become double than its value at 27°C, pressure of the gas remaining the same.
Find the fundamental, first overtone and second overtone frequencies of an open organ pipe of length 20cm. Speed of sound in air is 340m/s.
The graph between total path length and time for a particle moving along a straight line as shown in figure is not possible. Explain why? 
In the figure, three blocks are tied with two strings $A$ and $B . m_1=10 kg, m_2=5 kg, m_3=5 kg$. The bottom is frictionless. If $m _3$ is pulled to the right by applying a horizontal force of 50 N then calculate the tension in the strings.
→The average work done by a human heart while it beats once is 0.5J. Calculate the power used by heart if it beats 72 times in a minute.
If the sound level in a room is increased from 50dB to 60dB, by what factor is the pressure amplitude increased?
What is basic law followed by equipartition of energy?
The bob of a vibrating simple pendulum is made of ice. How will the period of swing change when the ice starts melting?
The torque on a current loop is zero if the angle between the positive normal and the magnetic field is either $\theta=0^\circ$ or $\theta=180^\circ$ In which of the two orientations, the equilibrium is stable?
→