🔭 physics

1. **Problem Statement:** Find the total electric potential energy of a system composed of three charges: $q_1 = 10q$, $q_2 = -5q$, and $q_3 = 8q$, located at the vertices of a tri

1. **State the problem:** We are given velocity values $V$ of a body at different times $t$ and need to find the acceleration at $t=1.0$ seconds. 2. **Recall the formula:** Acceler

1. **Problem statement:** Calculate the force experienced by the +5 nC charge due to the other two charges (-9 nC and +4 nC) placed at the vertices of an equilateral triangle with

1. **Stating the problem:** A driver travels from Bolga to Walawale, a distance of 40 miles. The driver stops at Kalminga, 10 miles from Bolga, after 60 minutes. After a 30-minute

1. **Stating the problem:** A driver travels from Bolga to Walawale, a distance of 40 miles. After 60 minutes, the driver stops at Kalminga, which is 10 miles from Bolga. Then, 30

1. **State the problem:** Find the currents $I_1$, $I_2$, and $I_3$ in the given circuit using Kirchhoff's laws. 2. **Identify the circuit elements and nodes:**

1. **Problem statement:** Find the currents $I_1$, $I_2$, and $I_3$ in the given circuit using Kirchhoff's laws. 2. **Identify the loops and junctions:**

1. نبدأ بتحديد المعطيات المعطاة في المسألة: - $A = 0.00 \times 7$

1. **Stating the problem:** We have a hanging mass $m_2$ with forces acting on it: gravity downward and tension upward. The equation given is $$m_2 g - T = m_2 a$$. The question is

1. **State the problem:** We have a cart of mass $m_1 = 0.8$ kg on a frictionless table connected by a string over a pulley to a hanging mass $m_2 = 0.2$ kg. We want to find the ma

1. Let's state the problem: We want to understand how to compute distance, time, and speed. 2. The fundamental formula connecting these three quantities is:

1. **Problem:** Determine the magnitude and direction of the resultant of the vectors: 8.0 N at 40°, 9.0 N at 120°, and 12.0 N at 200°, angles measured from the positive x-axis. 2.

1. **State the problem:** An object has a volume of 3000 cm³ and an apparent weight of 43 N when immersed in a liquid with density 900 kg/m³. Calculate the true weight of the objec

1. **State the problem:** We have a circuit with resistors R1=220 Ω, R2=130 Ω, R3=470 Ω, R4=100 Ω, R5=270 Ω, and a voltage source of 18 V. We need to fill in the table with voltage

1. **Problem 1: Fill in the table for the circuit with resistors R1=220 Ω, R2=130 Ω, R3=470 Ω, R4=100 Ω, R5=270 Ω.** 2. The table requires values for Voltage (V), Current (I), Resi

1. **Problem Statement:** Determine if the results from the calculations of inductive and capacitive reactance make sense and explain how a capacitor reacts to an increase in frequ

1. **State the problem:** We have a gas with an initial volume of 1500 cm³. It is heated until its volume increases by 20%. We need to find the new volume.

1. **Problem Statement:** Design a rollercoaster with the following parameters:

1. **Problem:** If the voltage $V$ is halved, how is the electric power $P$ affected given the formula $$P = \frac{V^2}{R}$$ 2. **Formula and rules:** Power depends on the square o

1. **State the problem:** Find the period $T$ of oscillation of a mass-spring system with amplitude $A=0.1225$ m, maximum speed $V_{max}=5.13$ m/s, and spring constant $k=5.03$ N/m

1. **Problem statement:** A spring stretches by 0.5 m when a mass of 0.51 kg is attached. Find the spring constant $k$. 2. **Relevant formula:** The spring force $F_s$ balances the