SSLC (English Medium) Class 10 - Tamil Nadu Board of Secondary Education Question Bank Solutions

A recessive factor is altered by the presence of a dominant factor.

Each gamete has only one allele of a gene.

Hybrid is an offspring from a cross between genetically different parents.

Define the unit of current.

Plotting a graph for momentum on the Y-axis and time on X-axis. the slope of the momentum-time graph gives

In which of the following sport the turning of the effect of force used

One kilogram-force equals to

To produce a displacement ______ is required.

Turning a nut with a spanner having a short handle is so easy than one with a long handle.

A mechanic unscrew a nut by applying a force of 140 N with a spanner of length 40 cm. What should be the length of the spanner if a force of 40 N is applied to unscrew the same nut?

The refractive index of four substances A, B, C, and D are 1.31, 1.43, 1.33, 2.4 respectively. The speed of light is maximum in

The refractive index of a transparent medium is always greater than ______.

Assertion and reasoning type

1. Assertion: If the refractive index of the medium is high (denser medium) the velocity of the light in that medium will be small
2. Reason: Refractive index of the medium is inversely proportional to the velocity of the light

What is refractive index?

If a substance is heated or cooled, the change in mass of that substance is

Temperature is the average ______ of the molecules of a substance.

The temperature and heat are ______ quantities.

One calorie is the amount of heat energy required to raise the temperature of _______ of water through ______.

Thermal energy always flows from a system at higher temperature to a system at lower temperature.

Distinguish between linear, arial, and superficial expansion.