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Amount Which Is Not Recoverable From Customer Is Known As (A) Bad Debts (B) Debts (C) Debtors (D) Doubtful Debts

The correct answer is (A) Bad Debts. Explore more such questions and answers at BYJU’S.... View Article

Volume Of A Spherical Shell With Outer And Inner Radii R And R Respectively Is

The volume of a spherical shell with outer and inner radii R and r respectively is The volume of outer sphere is The volume of inner sphere... View Article

Number Of Alary Muscles In Cockroach (A) 7 (B) 9 (C) 12 (D) 13

The correct answer is (C) 12 Alary muscles in cockroaches are associated with the functioning of the Heart. These are paired structures,... View Article

Who Is The Presiding Officer Of The Municipal Corporation

The Mayor is the presiding officer of the Municipal Corporation. He presides over the meetings of the corporation and supports good working... View Article

The Height Of A Person Is 1.75M. Express It Into Cm And Mm.

The height of a person is 1.75M. If 1 m = 100 cm Then, 1.75m = 100 * 1.75 = 175 cm The height of the person in centimetres (cm) is 175 cm. If... View Article

The Dimensional Formula Of Wave Number Is : (A)[M0L0T0] (B)[M0L-1T0] (C)[M0L0T-1] (D)[M-1L-1T0]

The correct answer is (B)[M0L-1T0] Wave number = Therefore, the dimensions of wave number = [M0L-1T0] Explore more such questions and answers... View Article

Factorize Y2 – 5Y + 6

Given: ab = constant terms = 6 The factors of 6 = 1,2 and 3. 6 * 1 = 6 3 * 2 = 6 Now, let us assume the value of y as 1,2 3 and check... View Article

There is a uniform electric field of strength 10³ V/m along y−axis. A body of mass 1g and charge 10⁻⁶C is projected into the field from the origin along the positive x−axis with a velocity of 10m/s. Its speed in m/s after 10s is (neglect gravitation)

Velocity in x direction remains constant, Now acceleration is only in y direction, Therefore, Velocity in y direction, Therefore,... View Article

What Is The Far Point Of A Normal Human Eyes ?

The far point of a normal human eye is defined as the maximum distance the eye can see the objects. The far point of the normal human eye is... View Article

The Correct Order Of Hydration Enthalpies Of Alkali Metal Ions Is: (A) Li+ > Na+ > K+ > Cs+ > Rb+ (B) Na+ > Li+ > K+ > Rb+ > Cs+ (C) Li+ > Na+ > K+ > Rb+ > Cs+ (D) Na+ > Li+ > K+ > Cs+ > Rb+

The correct answer is (C) Li+ > Na+ > K+ > Cs+ > Rb+ Hydration enthalpy refers to the energy released when new bonds are formed... View Article

Find The Area Of The Triangle Formed By The Lines Y − X = 0, X + Y = 0 And X − K = 0

Sol: The given equation of the lines are: y − x = 0--[1] x + y = 0--[2] x − k = 0--[3] The point of intersection of lines [1]... View Article

Temporary Hardness Of Water Is Removed In Clark’s Process By Adding :(A) Lime (B) Borax (C) Calgon (D) Caustic Soda

The correct answer is (A) Lime. Temporary hardness of water is removed in Clark's process by adding lime. Temporary hardness of water is caused... View Article

What Is The Wave Front Of The Light Waves?

A wavefront is defined as the imaginary surface over which an optical wave has a constant phase. The shape of the wavefront depends on the shape... View Article

A 14.5 Kg mass, fastened to the end of a steel wire of unstretched length 1.0 M, Is whirled in a vertical circle with an angular velocity of 2 Rev/S at the bottom of the circle. The cross-sectional area of the wire is 0.065 Cm 2 . Calculate the elongation of the wire when the mass is at the lowest point of its path.

Sol: Given: Mass, m = 14.5kg Length of the steel wire, l = 1.0m Angular velocity, = 2rev/s = 2 * 2π rad/s = 12.56 rad/s Cross-sectional... View Article

The Pyramid Of Number In The Grassland Ecosystem Is (A) Irregular (B) Always Erect (C) Always Inverted (D) Either Erect Or Inverted

The correct answer is (B) Always Erect. The grassland pyramid is always upright and erect. This is mainly because, grassland comprises grasses... View Article

A milk vendor has 2 cans of milk. the first contains 25% water and the rest milk. the second contains 50% water. how much milk should he mix from each of the containers so as to get 12 litres of milk such that the ratio of water to milk is 3:5?

Let cost of 1 litre milk be Re.1 Milk in 1 litre mixture in first can = The cost price of 1 litre mixture in first can = Rs. In 1 litre... View Article

Why Does Bread Mould Grow Profusely On A Moist Slice Of Bread Rather Than On A Dry Slice Of Bread?

Bread mould grows profusely on a moist slice of bread rather than on a dry slice of bread because microbes need optimum moisture and temperature... View Article

If the coefficients of three consecutive terms in the expansion of (1 + a)ⁿ are in the ratio of 1 : 7 : 42 then n is divisible by

Let the three consecutive terms be... View Article

Factorise: 84 – 2r – 2r².

The given expression is... View Article

The number of integral values of x satisfying √- x² + 10x – 16 < x - 2 is

The given expression is... View Article

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