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Light with an average flux of 20W/cm² falls on a non-reflecting surface at normal incidence having surface area 20cm². The energy received by the surface during time span of 1 minute is :

Given that I=20W/cm2 Area A=20cm2 Time t=1min=1×60sec=60sec Find out We have to determine the energy received by the surface... View Article

A mass of 0.5 kg moving with a speed of 1.5 m/s on a horizontal smooth surface, collides with a nearly weightless spring of force constant, k = 50 N/m. The maximum compression of the spring would be ____

Given that Mass of the object m = 0.5 kg Velocity v = 1.5m/s Force constant k = 50N/m Find out We have to determine the maximum... View Article

For the equation 3x² + px + 3 = 0, the roots are real and 1 root is the square of the other, Find p?

A quadratic equation is an equation of degree 2, meaning that the highest exponent of this function is 2. The standard form of a quadratic is y... View Article

A diploid organism is heterozygous for four loci, how many types of gametes can be produced?

Locus Locus is a fixed location on a chromosome, which is employed by a single or more genes. Heterozygous organisms consists of different... View Article

How to find domain and range of a function?

Functions are one of the fundamental concepts in mathematics which have got numerous applications in the real world. Domain and Range are... View Article

Express 9500 in words

Express 9500 in Words Using the place value chart, we can recognize the value of each digit in 9500 and convert the numerals to... View Article

0.6666 in p/q form is

0.6666 in p/q form is Let x = 0.6666 -----(i) On multiplying both sides by 10, we get10x = 0.6666 × 10 10x = 6.6666... View Article

What is greatest common factor?

The largest number, which is the factor of two or more number is called the Greatest Common Factor (GCF) The full form of GCF in Maths is... View Article

Which of the following measurements is most precise? (a) 4.00 mm (b) 4.00 cm (c) 4.00 m (d) 40.00 m

The correct answer is (a) 4.00 mm 4.00 mm is the correct unit as it is the smallest unit and precise unit. Accuracy refers to the... View Article

Express 72000 in words

Express 72000 in Words Using the place value chart, we can recognize the value of each digit in 72000 and convert the numerals to... View Article

A diverging lens will produce always_____

A diverging lens will produce always a virtual image A concave lens is a lens that diverges a straight light beam from the source to a... View Article

Express cos 2x interms of tanx

We have to express cos 2x interms of tanx We know that cos 2x = cos2x - sin2x = (cos2x - sin2x)/1 = (cos2x - sin2x)/( cos2x + sin2x)... View Article

Express 54000 in words

Express 54000 in Words Using the place value chart, we can recognize the value of each digit in 54000 and convert the numerals to... View Article

What is the LCM of 3 and 5?

Least Common Multiple (LCM) is a way of finding the smallest common multiple between any two numbers or more. A common multiple is a multiple of... View Article

Streamline flow is more likely for liquids with____________

Streamline flow is more likely for liquids with low density and high viscosity. Streamlines are defined as the path taken by particles... View Article

What is ln x integration?

∫ln(x)dx Let us integrate by parts ∫u dv=uv − ∫vdu Let u = ln(x) so dv = dx ⇒ v = x ∫ln(x) dx = x ln(x)... View Article

The reciprocal of -5 is

The reciprocal of -5 is -1/5 A Reciprocal is described as the inverse of a value or a number. If n is a real number, then its reciprocal... View Article

Difference between histogram and bar graph

A histogram is a graphical representation of a grouped frequency distribution with continuous classes. It is an area diagram and can be defined... View Article

Express 150000 in Words

Express 150000 in Words Using the place value chart, we can recognize the value of each digit in 150000 and convert the numerals to... View Article

How to express 2 power 64?

Answer: The power of a number indicates the number of times it must be multiplied. It is written in the form ab. Where ‘b’ indicates the number... View Article

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