🔭 physics

1. **Problem statement:** Mika's sweater rubs against her cotton shirt, charging her body. A piece of lint with charge $1.60 \times 10^{-19}$ C experiences a force of $3.2 \times 1

1. **State the problem:** We are given the radioactive decay function for Strontium-90 as $$A(t) = A_0 e^{-0.0244t}$$ where $A_0$ is the initial amount and $A(t)$ is the amount at

1. **Problem Statement:** Write a C++ program implementing the generalized nuclear decay algorithm based on repeated neutron bombardment cycles and radioactive decay phases as desc

1. সমস্যাটি হলো: 4 কেজি ভরের একটি বস্তু 30 মিটার উচ্চতা থেকে ছোঁড়া হলে মাটিতে আঘাত করার সময় তার বেগ কত হবে তা নির্ণয় করা। 2. আমরা এখানে মুক্ত পতনের সূত্র ব্যবহার করব। মুক্ত পতনে

1. **State the problem:** Hollie ran 1 km in 4 minutes and 22 seconds. We need to find her speed in metres per second (m/s). 2. **Convert units:**

1. **Problem statement:** A student is determining the density of sand using a beaker. The beaker has a mark at 250 cm^3, and the student estimates the total volume of water the be

1. **Stating the problem:** A smooth sphere weighing $10\sqrt{3}$ grams rests against a smooth vertical wall. It is suspended by a string attached at a point on its surface. We nee

1. Statement of the problem. Problem: A body of weight 18 gm.wt is placed on a rough horizontal plane and a horizontal force of magnitude F acts on it to make it about to move.

1. Problem statement: A body of weight 18 gm.wt is placed on a rough horizontal plane and a horizontal force F acts to make it about to move, and the angle between the resultant re

1. نبدأ ببيان المشكلة: لدينا كمية من الغاز عند درجة حرارة $30^\circ$ سلزيوس، ونريد معرفة درجة الحرارة الجديدة التي يجب أن يصل إليها الغاز ليصبح ضغطه ثلاثة أضعاف الضغط الأصلي مع ثبو

1. **State the problem:** Calculate the density of a block of aluminum with volume 15.0 ml and mass 40.5 g. 2. **Formula:** Density $\rho$ is defined as mass divided by volume:

1. **State the problem:** Calculate the Energy Fluence $E$ in HNS-1 when a 0.1 mm thick 304L flyer impacts it with an impact pressure of 22.5 GPa and shock velocity in the flyer is

1. **Problem Statement:** A 0.127 mm thick 304L flyer impacts HNS-1 at 2 km/s generating shocks in HNS at 6.182 km/s and in 304L at -5.141 km/s. We need to find the Energy Fluence

1. The problem asks: What is energy that propagates through a distance as a result of vibratory motion called? 2. The definition of a wave is energy that moves through a medium due

1. The problem asks: What is the energy that propagates through a distance as a result of vibratory motion called? 2. The formula or concept here is the definition of wave phenomen

1. The problem is to understand and use the concept of the speed of light, denoted as $C$, which is a fundamental constant in physics. 2. The speed of light in vacuum is approximat

1. **State the problem:** Convert the value of GOP7 from units flurg / grom^2 to meter / second^2 given the conversion factors. 2. **Given:**

1. **State the problem:** We want to find how many pieces of paper, each with thickness $8.1 \times 10^{-5}$ meters, are needed to make a stack 2 meters high. 2. **Formula:** The t

1. **State the problem:** We want to find how many pieces of paper, each with thickness $8.1 \times 10^{-10}$ meters, are needed to make a stack 2 meters high. 2. **Formula:** The

1. **State the problem:** We have a Young's double-slit experiment with slit separation $d = 0.12$ mm, screen distance $D = 0.80$ m, and the third bright fringe ($m=3$) is displace

1. **State the problem:** Cheryl travels a total distance of 6 km. She travels the first 3 km at 40 km/hr. We need to find the speed for the remaining 3 km so that her average spee