🔭 physics

1. The problem asks which charge configuration creates a dumbbell-shaped equipotential surface centered on the origin and symmetric about both x and y axes. 2. Equipotential surfac

1. **Problem statement:** Given a circuit with resistors $R_1 > R_2 > R_3 > R_4$ arranged such that $R_1$ and $R_4$ are in series with the voltage source, and $R_2$ and $R_3$ are i

1. **State the problem:** We have a capacitor with plate separation $d$ and initial capacitance $C_0 = 1.7 \mu F$. A Teflon dielectric slab of thickness $\frac{3d}{4}$ and dielectr

1. **Problem statement:** A body of weight $w$ newton is on a rough horizontal plane. A horizontal force $F$ newton acts on it trying to move it. The resultant reaction $R$ lies in

1. **Problem statement:** A body of weight $W$ is on a rough horizontal plane with coefficient of static friction $\mu = \frac{\sqrt{3}}{3}$. A horizontal force $F$ acts on the bod

1. **Stating the problem:** A body of weight $w$ newton is on a rough horizontal plane with a coefficient of static friction $\mu_s = \frac{1}{4}$. A horizontal force acts on the b

1. **Problem statement:** A body weighing 50 N is on a rough inclined plane. A force $P$ acts up the slope along the line of greatest slope. The force $P$ that keeps the body in eq

1. **State the problem:** We have a body of weight 50 N on a rough inclined plane. A force $\vec{P}$ acts up the slope. The body is about to move up when $P=30$ N and about to move

1. **Problem statement:** A body weighing 10 N is placed on a rough inclined plane at an angle $\theta$. The body is about to move under the action of its weight only. Another body

1. **State the problem:** A body of weight $W$ gm wt is on a rough horizontal plane. A horizontal force of 100 gm wt makes it just about to move. When the plane is tilted at $45^\c

1. **State the problem:** Mr Manu travelled 720 km in 8 hours. We need to find his speed in meters per second (m/s). 2. **Convert distance to meters:** Since 1 km = 1000 m, the dis

1. **State the problem:** A 5 kg block rests on a rough inclined plane at 30° connected by a light string over a smooth pulley to a 6 kg hanging block. The system is in equilibrium

1. **State the problem:** Given $\tan \theta = \frac{4}{3}$, mass on the inclined plane $m_1 = 20$ gm, mass on the scale pan $m_2 = 7$ gm, and coefficient of static friction $\mu_s

1. **Problem statement:** Given the coefficient of static friction $\mu = \sqrt{3}$ between a body and an inclined rough plane, find the angle of inclination $\theta$ at which the

1. **State the problem:** A man walks 5 km east and then 12 km north. We need to find his displacement, which is the straight-line distance from his starting point to his final pos

1. সমস্যাটি হলো: একটি ট্রেন ঘন্টায় ৬০ কি.মি. বেগে চলছে এবং ব্রেক বসানোর পর ৫০ মি/সে² মন্দন প্রয়োগ করা হচ্ছে। ট্রেনটি কতদূর গিয়ে থেমে যাবে তা নির্ণয় করতে হবে। 2. প্রথমে ট্রেনের

1. Let's start by defining what vectors are. A vector is a quantity that has both magnitude and direction. 2. Vectors can be represented in component form as $\vec{v} = \langle v_x

1. **Problem statement:** Calculate the muscle force and joint forces in a forearm holding a weight of 40.0 N, given lever arms and forces.

1. **Stating the problem:** We analyze Adam's journey from the distance vs time graph. 2. **From 13:30 to 14:00:** Distance increases linearly from 0 km to 30 km over 30 minutes.

1. **Problem Statement:** We have a force diagram with two tension forces $T_A$ and $T_B$ each making a 60° angle with the vertical weight force $W$. We want to find the tensions $

1. **State the problem:** We analyze the compound pendulum experiment to find the acceleration due to gravity $g$ and radius of gyration $k$ from the graph of $h^2$ against $hT^2$.