🔭 physics

1. **Problem statement:** A body weighing 10 kg wt rests on a rough horizontal table. A force of magnitude 20 kg wt acts on it inclined upward at an angle of 30° to the horizontal.

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

1. **Stating the problem:** A body weighing 1 newton is on a rough horizontal plane with a coefficient of friction $\mu = \sqrt{3}$. A horizontal force is applied trying to move th

1. **Problem statement:** A body weighing 88 newtons is on a rough inclined plane inclined at $60^\circ$ to the horizontal. The body is about to slide, so we need to find the magni

1. **Problem statement:** A body weighing 4 kg is placed on a rough inclined plane at an angle of 45° to the horizontal. The coefficient of static friction is $\mu_s = \frac{1}{2}$

1. **Problem statement:** A body weighing 10 N is placed on a rough inclined plane at angle $\theta$ and is about to move under its own weight.

1. **Problem statement:** A body weighing 10 N is placed on a rough inclined plane at angle $\theta$ and is about to move under its own weight. Another body weighing 20 N, made of

1. **Problem Statement:** Find the magnitude and direction of the resultant force $\mathbf{R}$ from two forces $\mathbf{P}$ and $\mathbf{Q}$ given their magnitudes and angles. 2. *

1. **State the problem:** We have a distance-time graph for two particles A and B. Particle A moves along points E(0,0), F(2,15), G(6,15), and H(t,36). Particle B moves along a str

1. **Problem Statement:** A car accelerates from rest at a constant rate of $3\ \text{m/s}^2$ for $5$ seconds. Calculate the final velocity and the distance traveled during this ti

1. **Stating the problem:** We have two force vectors, $F_1 = 40$ N at $60^\circ$ to the positive X-axis, and $F_2 = 20$ N at $30^\circ$ to the negative X-axis. We want to find the

1. **Problem statement:** A man walks 10 m north and then 20 m east. We need to find his displacement. 2. **Formula:** Displacement is the straight-line distance from the starting

1. **Problem Statement:** A body moves 6 m north, 8 m east, and 10 m vertically upwards. We need to find its resultant displacement from the initial position. 2. **Formula Used:**

1. **Problem Statement:** We have a trapezium ABCD with sides AD = DC = CB = 1 m and AB = 2 m. Forces act along sides AD (1 N), DC (3 N), CB (6 N), and AC (2\sqrt{3} N). We need to

1. **Problem statement:** A 20 kg cube is placed 5 m from the rear of a truck on a horizontal floor. The coefficient of friction between the cube and the floor is 0.1. The truck ac

1. The problem is to understand the concept of speed. 2. Speed is defined as the distance traveled divided by the time taken to travel that distance.

1. **Problem statement:** A uniform rod AB of length 120 cm and weight W N is supported at points A and C. The reaction at A, $R_A$, is $\frac{2}{3}$ of the reaction at C, $R_C$. W

1. **State the problem:** A non-uniform rod AB is 10 m long with a weight of 200 N acting at point C. The rod is supported at ends A and B. The reaction force at support A is 80 N.

1. **Problem Statement:** A light rod AB of length 10 m is supported at its ends A and B. A downward force of 500 N acts at a point 2 m from end A. We need to find the magnitudes o

1. **State the problem:** A uniform rod AB of length 4 m and weight 40 N rests on supports at A and B. A weight of 60 N is placed at point C where AC = 3 m. We need to find the mag

1. **Problem statement:** A uniform rod AB of length 6 m and weight 120 N is supported at points C and D. The distances are AC = 1 m and AD = 5 m. An external weight of 80 N is pla